suppose a three-point testcross was conducted involving the genes r, h, and q. if the most abundant classes are rqh and rqh and the rarest classes are rhq and rhq, which gene is in the middle?

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Answer 1

The gene in the middle is R in a three-point testcross if the most abundant classes are rqh and rqh and the rarest classes are rhq and rhq.

The locations of three genes in the genome of an organism are identified using a three-point cross. A homozygous recessive individual is crossed with a person who is heterozygous for three mutations, and the progeny's phenotypes are graded. The parental gametes produce the two most prevalent phenotypes, while a double-crossing during gamete creation produces the two least prevalent phenotypes. The geneticist can identify which gene is situated between the other genes on the chromosome by comparing the phenotypes of the parental and double-crossover individuals. The most prevalent phenotypes are rqh and rqh while the least prevalent phenotypes are rhq and rhq, therfore the middle gene after comparing is R.

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Related Questions

the sense strand of a particular gene (dna) would be identical to the mrna transcript for that gene, except the mrna would have uracil nucleotides instead of thymine nucleotides.

Answers

The given statement exists true. Mostly as a result of the hydrolysis-induced release of ammonia during cytosine deamination to uracil.

Why is uracil used instead of thymine?

However, RNA uses uracil since the instability doesn't matter as much for RNA because mRNA is very short-lived and any potential errors don't create any permanent damage. Thymine is easily oxidized as well. The nucleus protects the thymine from oxygen.

In contrast to RNA, which also contains adenine, cytosine, and guanine but lacks thymine, DNA only has these four bases: adenine, cytosine, guanine, and thymine.

Mostly as a result of the hydrolysis-induced release of ammonia during cytosine deamination to uracil. When thymine is employed, the cell quickly realizes that the uracil is out of place and can repair it by replacing it with a cytosine once more.

The complete question is:

T/F Some viruses can infect multiple types of host organisms (animals, etc) and may also infect cells of different tissue types within a single host.

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What is the function of the cell wall?
A. to contain the genetic information of an organism
B. to package proteins in an animal cell
C. to transport materials throughout a cell
D. to provide structural support for a plant cell

Answers

Answer:

D

Explanation:

the answer is d the cell wall provides support and protection

what forms when multiple amino acids join together?

Answers

Answer:

A peptide is two or more amino acids joined together by peptide bonds

Explanation:

A person begins at 0 and walks 5 meters to the right, turns around and walks 8
meters to the left. What is the distance? What is the displacement?

Answers

The distance is calculated out to be 13 meters and the displacement is calculated out to be 3 meters.

What is distance and displacement and how it calculated out to be so?Distance is the measure of how many meters or kilometers you covered in the time period under consideration.Distance is the measure , or a quantity to measure the distance or the product of the speed and time.Displacement is the shortest distance from the initial point to final point.Here is given that the man walks 5 meters to the right and turn around and walks 8 meters to the left.The distance is 13 meters and displacement is 3 meters.

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the deltoid muscle fibers are separated into . the deltoid muscle fibers are separated into . superficial and deep anterior, middle, and posterior lateral, medial, and proximal superior, middle, and inferio

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Answer:

anterior, middle, and posterior

Explanation:

hope it helps though have nice day

you are studying two linked genes that influence vine height and fruitcolor in squash.yellow color is dominant over green, and tall height isdominant over short.you get the following numbers of offspring from

Answers

The recombinant offsprings are Tall green and short yellow.

What are recombinant offsprings?

Children who differ from their parents in terms of their allele combinations are known as recombinant offsprings. Consider the scenario where a mother's haploid cell contains the alleles AB and the father's haploid cell contains the alleles ab. A diploid cell with the sequence Aa+Bb is created when they come together.

The exchange of genetic material between distinct organisms, commonly referred to as genetic recombination or genetic reshuffling, produces offspring with features that are different from those of either parent.

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The complete question is-

You are studying two linked genes that influence vine height and fruit color in squash. Yellow color is dominant over green, and tall height is dominant over short. You get the following numbers of offspring from your testcross:

Tall yellow 198

Short green 192

Tall green 54

Short yellow 56

Which offspring are recombinants? (most inclusive answer)

A) Tall green

B) Short yellow

C) Tall yellow and short green

D) Tall green and short yellow

E) Short green and tall green

What are staphylococci?
A. Cocci form a ring
B. Cocci that form a line
C. Cocci that form clusters

Answers

C. Cocci that form clusters

A student is investigating a cell. The cell has a nucleus and organelles as well as a cell wall. Which type of cell is it?

Prokaryotic because it has a nucleus and organelles.

Eukaryotic because it has a nucleus and organelles.

Eukaryotic because it has a cell wall.

Prokaryotic because it has a cell wall.

Answers

A cell with a nucleus, a cell wall, and other organelles would be a eukaryotic cell because of the presence of a nucleus and organelles—option 2.

What are eukaryotic cells?

Eukaryotic cells are cells that have nuclei and membrane-bound organelles such as mitochondrion, chloroplasts, and so on.

Eukaryotic cells are of two types, namely:

Plant cellsAnimal cells

Plant cells have cell walls and chloroplasts. The chloroplast is an organelle that functions in photosynthesis. Plant cells also have large central vacuoles.

Animal cells, on the other hand, have no cell wall and their vacuoles are usually smaller than that of plant cells.

Considering all this information, a cell that has a nucleus and organelles, as well as a cell wall, would be a eukaryotic plant cell.

Thus, the cell that the student is investigating is a plant cell.

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during cell division, dna molecules are replicated in a semiconservative manner. what happens to the original dna molecule during semiconservative replication?

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the original dna acts as a template so it can build a new strand

identify which organism possesses traits that enable it to exploit the rocky shoreline more efficiently than the other populations in the community. explain.

Answers

The organism which possesses traits that enable it to exploit the rocky shoreline more efficiently than the other populations in the community is orange mussels.

In an ecosystem, an orange mussels is referred to as a keystone species.

An experiment was conducted on different species of organisms by placing them along a rocky shoreline to find our their particular traits and characteristics.

A rocky shoreline is a restricted space with limited and fixed resources.

Only those organisms can survive in a rocky shoreline who are adaptive, less vulnerable to harsh conditions and have high rate of reproduction.

In such experiment, the organism which possessed the abovementioned characters were orange mussels as they possess stable population and high exploitation rate of reproduction.

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Given that the starting population, N(0), is 10 and has a growth rate, m, of 2
individuals per unit of time, what will the population be at 25 units of time?
OA. 80
OB. 75
OC. 60
OD. 125
SUBMIT

Answers

The starting population, N(0), is 10 and has a growth charge, m, of 2 individuals in keeping with a unit of time, the populace is at 25 devices of time: OA.80

A discrete assemblage of entities with identifiable traits inclusive of human beings and animals with the goal of analysis and information collection is known as a population. It consists of a comparable institution of species that reside in a specific geographical region with the ability to interbreed. the full number of humans dwelling in a specific area in a selected time is referred to as the populace.

The population is one of the important factors which facilitates the balance of the environment, the populace ought to the stable with the means and resources. it can be a set of individuals, items, events, organizations, and so on. you use populations to draw conclusions. Definition 1: Population. An example of a population is the full frame of scientists in the faculty. This includes all college students observed at that school during the statistical series.

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Part C
A friend believes that studying the genetics of dead organisms offers little benefit to modern-day humans. Do you agree
with this statement? Use information from the article(DNA: our ancient ancestors had lots more) to support your argument. Need help asp thanks

Answers

Yes, studying of genetics of dead organisms has offered a great benefit to modern-day humans. This information has greatly uplifted out understanding about the previous beings.

DNA research

All living things have a fundamental component called DNA, which is made up of information essential for the development of the body and the maintenance of its biological functions.

Thanks to recent technical advancements, scientists can now directly extract DNA from the remains of long-dead people and other organisms.

With the ability to read ancient DNA, we may examine the genetic alterations that shaped modern animals, acquire new information about ancient life, and gain fresh perspectives on intriguing evolutionary puzzles.

How did Neanderthals develop, for instance, and why did mammoths become extinct?

Examining systems that influence how genes function, known as epigenetics, can offer additional significant information.

For instance, using epigenetics, we discovered intriguing alterations in the modern human voice box’s (officially known as the larynx) structure that may have enabled us to create complex linguistic structures and produce rich tones.

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“Why is there so much peat in the peat/perfrost system? (Minimum of 5 sentences)


PLEASE HELP!!!!!!

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Answer:

Peatlands form in areas where waterlogged conditions slow down the decomposition of plant material and peat accumulates. This accumulation of carbon-rich plant remains has been especially strong in northern tundra and taiga areas where they have helped cool the global climate for more than 10,000 years.

i just had that :D

Explanation:

What did Darwin see in South America that surprised him?

Answers

Answer:

In South America, Darwin saw fossils of sea animals high in the mountains.

Explanation:

Controls cell division

A. Golgi apparatus

B. Lysosome

C. mitochondria

D. nucleus

E. ribosome

F. vacuole

Answers

The cell nucleus is the organelle responsible for controlling cell division in eukaryotic cells (Option D).

What is the cell nucleus?

The cell nucleus is an organelle in eukaryotic cells that contains the genetic material, i.e., the DNA sequence, which is responsible for encoding the information required to synthesize proteins and further biomolecules in a cell. This DNA is a long nucleotide sequence that contains genes that are transcribed to modulate cell division during mitosis or meiosis.

Therefore, we can conclude that the cell nucleus contains DNA that is responsible to modulate the cell division process of cells.

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1. Describe the 4 features that all cells have in common.

2. What are the two types of cells, and what is the difference between these two types of cells?

(class discussion)

Answers

The 4 features that all cells have in common are Cytoplasm, plasma membrane, DNA, ribosomes. Further, the two types of cells are Prokaryotes and Eukaryotes.

The Four Common elements of Cells

Four elements are present in all cells: the cytoplasm, a jelly-like area inside the cell where other cellular components are located; the plasma membrane, an outer covering that separates the interior of the cell from its surrounding environment; the DNA, the genetic material of the cell; and the ribosomes, tiny particles that synthesize proteins.

Difference between Prokaryotes and Eukaryotes

Prokaryotes, however, vary from eukaryotic cells in a number of ways. A prokaryotic cell is a straightforward, one-celled (unicellular) organism that is devoid of a nucleus or any other organelle that is membrane-bound. Soon, it will become clear that this is very different in eukaryotes.

In contrast to Archaea and eukaryotes, bacteria have peptidoglycan, which is composed up of sugars and amino acids, as well as polysaccharide capsules in many cases. The cell wall serves as an additional layer of defense, aids in maintaining the cell’s form, and stops dehydration.

The cell can adhere to surfaces in its environment thanks to the capsule. Fimbriae, pili, or flagella are present in several prokaryotes. While most pili are employed to exchange genetic material during conjugation, a sort of reproduction, flagella are used for motility.

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what is the name of the enzyme complex that is responsible for synthesis of rna? (note remembering names of important enzymes is required for this course)

Answers

Answer:

RNA Polymerase is the enzyme responsible for the synthesis of RNA

Explanation:

Ribonucleic acid [RNA] is synthesized from DNA in a process known as transcription. this process is facilitated by RNA polymerase enzyme. The corresponding RNA produced is complementary to the parent DNA

While DNA is usually double-stranded, RNA is single-stranded and they are synthesized from each strand of DNA.

RNA polymerase is responsible for unwinding the double strands of DNA and copying the information into the newly formed RNA strand.

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The enzyme responsible for the synthesis of RNA is RNA polymerase

RNA polymerase is responsible for unbinding the double strands of DNA into two single strands of the RNA and transcribing the information in DNA into the newly formed RNA

This process is known as Transcription

there are four types of RNA polymerase

RNA polymerase I; Synthesize most ribosomal RNA [rRNA]RNN polymerase II; Synthesize messenger RNA [mRNA] RNA polymerase III; Transcribe ribosomal RNA into transfer RNA [tRNA] andRNA polymerase IV and V; which are mostly found in plants

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A crest of a wave with an amplitude of 5 meters intersects the through of another wave with an amplitude of 2 meters. What is the resulting amplitude?


2 meters
7 meters
5 meters
3 meters

Answers

A destructive interference establishes the interaction between the wave's crest and another wave's trough. The resulting amplitude is the difference between the crest and the trough amplitudes. D) 3 meters.

What is a wave composed of?

Waves are composed of

Crest: Highest part of the waveTrough: The lowest part of the wave

Several variables can be considered when analyzing waves, such as

Height: Difference between the highest and the lowest part of a waveAmplitude: Distance from the baseline, which is half the wave's height.Wavelength: Horizontal distance between two crestsPeriod: Time spent between one wave and the other one

Here, we are considering the amplitud and the interaction between and wave's crest with a wave's trough, which means we are referring to a destructive interference.

In destructive interference there is no complete anulation of amplitudes when one of the amplitudes is higher than the other one. So to get the resulting amplitud, we should look for the difference between them.

Wave A crest is 5 meters above the baseline. Wave B trough is 2 meter below the baseline.

The difference would be 3 meters above the baseline. This means that the resulting amplitud is 3 m.

Option D) 3 meters.

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What differences do you notice between what happens in the Rest activity level and what happens in the Jog activity level?

please help i give the 20 pt or more or 50

Answers

The Rests activity level and what happens in the Jog activity level It is lower while you are asleep and at rest and higher while you exercise.

When you exercise your muscles need extra oxygen. That's about three times more than when the muscle is resting. This need means that your heart beats faster and your pulse quickens. Frequent exercise strengthens the heart and helps circulate blood throughout the body. A stronger heart means more blood is pumped through the body each time the heart beats.

This makes the heart beat less and distributes the same amount of blood. Heart rate can increase dramatically from a resting heart rate of 60-80 beats per minute to a maximum heart rate of about 200 in young adults. Running redirects blood flow to the tissues that need it most. For example muscles in the leg, and arteries relax, and blood flow increases. Endurance exercise increases parasympathetic activity and decreases sympathetic activity in the resting human heart.

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What is the term fo the material though which wave moves

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The material through which a wave moves is called a medium.

What are waves?

wave: the regular, systematic spread of disturbances from one location to another. The waves that travel on water's surface are the most well-known, but waves also exist in sound, light, and the movement of subatomic particles. The disturbance oscillates periodically (see periodic motion) with a set frequency and wavelength in the simplest waves. While electromagnetic waves (see electromagnetic radiation) do not require a medium to travel through and can move through a vacuum, mechanical waves, like sound, need one. The characteristics of the medium affect how a wave travels across it. also see seismic wave.

Many waves require something to travel through. Water waves travel along the surface of the water, and sound waves travel through air. You can even make a wave travel along a rope. The material through which a wave travels is called a medium. Gases (such as air), liquids (such as water), and solids (such as ropes) all act as mediums. Waves that require a medium through which to travel are called mechanical waves.

Hence The material through which a wave moves is called a medium.

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invariant residues are those that are essential for the structure and/or function of the protein and cannot be replacwd by other residues. which amino residue in the globin chain is most likely to be invariant

Answers

The amino residue in the globin chain is most likely to be invariant is His F8

The invariant amino acid residues is most likely to be Histidine F8. The nitrogenous component of the  i oda ole ring of histidine F8 would serve as one of the ligands to which the iron in the heme group would attach. This residues often play a pivotal role in the structure and function of both myoglobin and hemoglobin. Futthermore, it is essential for the correct binding of oxygen. Thus, substitution or replacement of this amino acid has a tendency to interfere with the binding ability of the protein and could also impact how effectively oxygen is being released. It is however, worthy of note that in these two species (myoglobin and hemoglobin) when compared several residues in both the E helix and F helix are considered invariant (they contain distal His E7).

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in the second half of the glycolytic pathway, atp molecules are produced and with the offset of atps consumed in the first half, the net yield is atps per glucose.in the second half of the glycolytic pathway, atp molecules are produced and with the offset of atps consumed in the first half, the net yield is atps per glucose.

Answers

During the first half of glycolysis, two molecules of ATPs are consumed. In the second half however, 4 molecules of ATPs are produced per glucose. If we remove the two ATPs that has been consumed, the net yield is two ATPs per glucose

Glycolytic pathway is an anaerobic process that converts glucose into pyruvate molecules and Adenosine Triphosphate [ATP]

The pathway consist of 10 steps.

During the first phase [first five steps], 2 molecules of ATP are consumed to two molecules of Glyceraldehyde-3-phosphate [GA3P] which enter the second phase of the pathway.

At the end of the second phase, 4 molecules of ATPs and 2 molecules of pyruvate are produced

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What happens to the lungs when air is blown in?

Answers

Your lungs have more room to grow larger as they fill up with air.
Every time you inhale air, dozens of body parts work together to help get that air in there without you ever thinking about it. As you breathe in, your diaphragm contracts and flattens out. This allows it to move down, so your lungs have more room to grow larger as they fill up with air.

An object whose volume is calculated by multiplying length, width and height.

Answers

A rectangular prism would be your answer.

Which of these organelles is NOT found in Animal Cells? Golgi Apparatus Chloroplasts Cell membrane Cell Wall (large) Central Vacuole Mitochondria​

Answers

Answer:Chloroplasts,is NOT found in animal cells

Explanation:

While walking barefoot on the beach, joe stepped on a thorn that penetrated through the sole of his foot to the dermis. How many layers of epidermis did the thorn penetrate?.

Answers

While walking barefoot on the beach, joe stepped on a thorn that penetrated through the sole of his foot to the dermis. The thorn penetrates 5 layers of the epidermis.

The top layer of skin on your body is called the epidermis. It serves a variety of crucial roles, such as shielding your body from the elements, maintaining moisture levels in your skin, generating new skin cells, and determining the color of your skin. It's crucial to look after your skin.

The dermis helps in thermoregulation, sensibility, and support and protection of deeper layers of skin. The basic cells in the dermis are fibroblasts, but histiocytes, mast cells, and adipocytes are also crucial for preserving the dermis' typical form and function. The skin is made up of three tissue layers: the epidermis, and the outermost layer. The middle layer is the dermis. The bottom, or fatty layer, is the hypodermis.

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What is this gonna be?

Answers

Answers

I think Chris might have said it best

When he said the beautiful ones - they were true every time

She's the reason for all my stress

why can mitosis be called cell duplication

Answers

Because, in general, the 2 daughters cell are identical to the single parent cell: the daughter cells have the same number of chromosomes as each other and as the parent cell, and the daughters cells are genetically identical to each other and to the parent cell. That is not true for meiosis, in which all the daughter cells differ from each other genetically, and from the parent cell both genetically and in the number of chromosomes.
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Mitosis is considered an “equational” form of cell division — it occurs in cells that do not produce gametes (e.g., somatic cells). During mitosis, a cell divides once to produce two daughter cells with genetic material identical to that of the original parent cell and to each other

Classify a pet dog select all that apply

Answers

Dogs are classified as follows:

Kingdom—Animalia (note the Latinized spelling)
Phylum—Chordata (presence of a nerve cord along the back)
Class—Mammalia (presence of hair, milk glands)
Order—Carnivora (meat eaters)
Family—Canidae (dog family)
Genus, species—Canis familiaris.

(i can’t exactly help because there are no answer choices . sorry)

Answer: Hey, can you please give us options? It'd be helpful for us to assure the answer we give will be correct.

Explanation:

the amino acids in the original partial sequence (n-term-...p-i-e...-c-term) have little to no impact on protein structure and function. however the amino acid sequence near the c-terminal end of the protein is required for normal function. any amino acid changes in this region of the protein will result in a nonfunctional protein.

Answers

In the primary structure of proteins, any amino acid changes in the functional region of the protein will result in a nonfunctional protein.

How does amino acid sequence affect the function of a protein?

Proteins are polymers made up of amino acid monomer units.

The sequence of amino acids in a protein describes the primary structure of a protein.

Proteins are molecules whose functions depend on their structures.

There are four levels of structure in a protein molecule:

primary structuresecondary structuretertiary structure andquarternary structure

The most important structure of a protein is the primary structure. Thus, any change in the sequence of amino acids especially on the active site of the protein will affect the protein function.

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Other Questions
Given: x y w is a transversal of x and y.Prove: 4 5Parallel lines x and y are cut by transversal w. On line x where it intersects line w, 4 angles are created. Labeled clockwise, from the uppercase left: angle 2, angle 1, angle 3, angle 4. On line y where it intersects line w, 4 angles are created. Labeled clockwise, from uppercase left: angle 6, angle 5, angle 8, angle 7.A 2-column table with 5 rows. Column 1 is labeled statements with the entries x is parallel to y, w is a transversal, angle 4 is congruent to angle 1, angle 1 is congruent to angle 5, angle 4 is congruent to angle 5. Column 2 is labeled reasons with the entries given, given, A, B, C.Complete the two-column proof.A B C Where do local governments get most of their tax revenues? income tax estate tax property tax sales tax explain and justify what would happen to the work done by the cable and magnitude of tension force as the crate was lifted the same height h but with a longer ramp. What are some advantages of writing the polynomial I factored form when interpreting this situation 9. Convert this degree into direction A) 135 namrata is surprised that lawrence is the manager of the customer acquisition area. he is known for being insensitive to other employees and refuses to accept any changes instituted by the board of directors. lawrence's behavior could be described as . a research employee at the european metabolic diseases group would have a boss at the company's european research department and a boss at the company's european metabolic diseases product group. this would be in violation of: If anyone can help lmk real answers only Evaluate the expressionx-yifx = -2y = 3z=5Show your work. 1: Explain physical fitness, physical activity, and exercise. How are they related (4 pts)2. There are 6 components to wellness. Identify how each can be improved through physical fitness. (6 pts)3. Using a scale of 1 to 10(1 low and 10 high) rate yourself as to each component of wellness. Justify your response.(6 points)4. How do you plan to improve each component as it relates to your answer in question 3? (6pts) If there are 6.45 x 1020 atoms in a sample of pure silver metal, what is the mass of the sample in grams? Use the point-slope form of the straight line to find the equation of the straight line which passes through the point (2, 1) and is parallel to the line 5x + y = 1. Need help graphing some problem. Theo is going on holiday across Europe and needs to change pounds into other currencies. what are all the proteins of thin filaments. Kaj is 1.55 meters tall at 11 am she measures the length of a trees shadow to be 26.15 meters and she stands 22 meters away from the tree so the tip of her shadow meets the tip of the trees shadow find the hight of the tree round to the nearest hundredth Which can help readers define words?(1 point)Responsesetymological patternsetymological patternsstressed syllablesstressed syllablespronunciationspronunciations Which alcoholic beverage contributed to the problem of widespread alcoholism in england in the eighteenth century?. Which symptom must you report to your manager A. Dizziness B. Muscle Cramps C. A Migranine Headache D. Jaundice (yellowing of skin or eye) what do you see as the strongest moral consideration in favor of capitalism? what do you see as the strongest objection to it? how capitalist is our economic system today? what do you see as the major economic challenges facing our society today and, in particular, your generation?