When a vector that employs the lacZ gene as a second marker is used in a cloning experiment, bacteria that harbor the recombinant DNA will give rise to?

a. blue colonies.
b. white colonies.
c. red colonies.
d. all of the choices are correct.

Answer:

1. Two daughter cells will be produced. The cell division process known as mitosis (single cell cycle) always produces two identical daughter cells, irrespective of the number of chromosomes.

2. 72 chromosomes. As stated above, the daughter cells are identical to the parent cells and have the same amount of chromosomes.

Explanation:

Not sure if this helps but I tried :)

Over a long period of time, helpful variations in a species replace the unfavorable ones. This change can lead to. Fossilization .

Fossilization is the system of an animal or plant becoming preserved in a difficult, petrified shape. Fossilization frequently outcomes in the affect of an organism being left in a rock. while a leaf or an animal skeleton will become a fossil, it's fossilization.

Fossils are the remains or traces of historic lifestyles which have been preserved via herbal techniques. Examples of fossil consist of shells, bones, stone imprints of animals or microbes, exoskeletons, objects preserved in amber, petrified wood, coal, hair, oil, and DNA remnants. There are five sorts of fossils: frame Fossils.

Fossils supply us a useful insight into the history of existence on the planet. they are able to train us where existence and human beings came from, show us how the Earth and our surroundings have changed through geological time, and the way continents, now broadly separated, had been as soon as connected.

Learn more about Fossilization  here:

https://brainly.com/question/14529748

#SPJ4

ren is the combining form for kidney which derives from Latin, the combining form for kidney which derives from Greek is Nephr/o.

Kidney is the main organ of the excretory system that is involved in the filtration of the blood and removal of wastes like ions, salts, waste fluid, etc. The basic unit of the kidney that actually performs all these functions is called a nephron. The kidney is a bean shaped structure which is present in a pair.

Several nephrons together form the kidney. Nephron itself has various components. These are: glomerulus within Bowman's capsule, a proximal convoluted tubule, an intermediate tubule (loop of Henle), a distal convoluted tubule, a connecting tubule, and the collecting duct.

To know more about kidney, here

brainly.com/question/13941295

#SPJ4

Answer:

cell wall chloroplasts

Cell walls and chloroplast are the organelles that are found in plant cells but not in animal cells A hard structure situated outside the cell membrane is called a cell wall and it is present in plant cells.

The cell wall supports and shields the cell's structure. Cell walls do not exist in animal cells.

Chloroplasts, specialized organelles involved in photosynthesis, are another component of plant cells. The pigment chlorophyll, which is found in chloroplasts, absorbs light energy and uses it to synthesize glucose.

The photosynthesis process cannot be performed by animal cells because they lack chloroplasts.

Hence, the chloroplasts and cell walls are the organelles that are present in plant cells but not in animal cells.

To know more about plant cells:

https://brainly.com/question/29276890

#SPJ5

Gluconeogenesis is a soluble type of starch, whereas amylose is an insoluble form.

Glycogen is the name given to this form of glucose that is stored and is composed of several linked glucose molecules. Glycogen is degraded to release into the bloodstream, which is then used to fuel for the cells, when the body needs a sudden surge of energy or if the body isn't obtaining glucose from food.

Describe glycogen. Glycogen, or stored glucose (sugar), is your body's primary source of energy. In order to store a single glucose molecule, your body branches it into a given mass that can be subsequently decomposed when energy is required.

To know more about Glycogen visit:

https://brainly.com/question/14466525

#SPJ4

The electrolytes present in our body should be in the right concentration. This is said to be electrolyte balance.

Why does an electrolyte imbalance occur?

Electrolyte imbalance is caused when the body fluids are present in large amount. When we sweat or vomit more, it can be due to the lower level of some electrolytes. So, it is necessary that the electrolytes should be in proper proportion.

Electrolytes plays a very important role in our body. It helps in regulation of fluids present in blood and blood plasma, normalizes the pH of blood, allows the contraction of muscles and so on. For all these necessary roles to occur, our electrolytes should be in proper concentration. This is called electrolyte balance.

To know more about electrolyte balance, click the following link

https://brainly.com/question/6312997

#SPJ4

Economic value of forest ecosystem can be measured by measuring the total value of services and goods that are taken from forests

What is the economic value?

Economic functions of forests:

Benefits of forest ecosystem:

Therefore by measuring total value of goods and services we can measure the economic value of forests

To learn more about forests click on the link

https://brainly.com/question/11076581

#SPJ1

The intrinsic growth rate of a species measures the max potential for growth under ideal conditions for a species. The r-selected species show high growth because they can give rise to a large number of offspring at once and the k-selected species have slow growth as they reproduce fewer species.

The r-selected species are the organisms that involve all their potential and energy in reproducing. They give birth to a large number of species at once and hence provide very less or no parental care.

The k-selected species do not give all the energy in reproducing and hence they offer parental care to the offspring. Thus, these offspring live longer than the offspring of the r-selected species.

To know more about r-selected and k-selected, here

brainly.com/question/9569502

#SPJ4

a. An oligopotent cell can simply be defined as that special stem cell which has the ability to form two or more cell types within a particular tissue tissue.

It follows that these oligopotent cells are produced from the mesoderm which usually, frequently and most of the time differentiate into other cells and tissues. They have the ability to form specialized cells in a specific tissue simply because of their dividing capacity

So therefore, it can be deduced from the explanation above that an oligopotent cell develops to form other specialized cells in a tissue.

Read more on cells:

https://brainly.com/question/21692411

#SPJ1

Due to their resemblance to monastic cells or apartments, Hooke spotted formations on wood that were box-shaped and gave them the name "cells."

An equipment used to magnify everyday pieces called a microscope. Though at the cell level, some binoculars can be used to study an object, enabling researchers to view a cell's form as well as its nucleus, mtdna, and other organelles.

A microscope is really a component of the scientific apparatus that enables us to observe very minute objects that are normally invisible to the eye. Magnification is the process of making objects appear larger using lenses similar to those in spectacles or a magnifying glass.

To know more about microscope visit:

https://brainly.com/question/18661784

#SPJ4

Answer:

Homozygous (?)

Explanation:

"Homozygous, as related to genetics, refers to having inherited the same versions (alleles) of a genomic marker from each biological parent. Thus, an individual who is homozygous for a genomic marker has two identical versions of that marker."

Take my two cents; if a plant has two of the same gene it will homozygous because both of the parents were tall the offspring will receive a 'tall alleles' from both parents and also be tall. (tall+tall= tall)

Molecule that is the common entry point to aerobic respiration for carbohydrates, proteins and fats : acetyl-CoA.

Acetyl-CoA is a molecule that participates in various biochemical reactions in protein, carbohydrate and lipid metabolism and it's main function is to deliver the acetyl group to citric acid cycle to be oxidized for producing energy. Basically, it is the oxidation of the acetate portion of acetyl-CoA that gives carbon dioxide and water and the energy released is then captured in the form of ATP.

Acetyl-CoA is generated by two ways:

To know more about Acetyl-CoA, refer

https://brainly.com/question/14510638

#SPJ4

Interpret this result is the chemical being tested is mutagenic.

A mutation-causing agent (a change in the DNA of a cell). Mutagens can damage cells and result in diseases like cancer thanks to the DNA mutations they produce. Radiation from x-rays, ultraviolet light, and certain compounds are a few examples of mutagens.

In the field of genetics, a mutagen is a physical or chemical agent that permanently modifies genetic material, typically DNA, in an organism and raises the frequency of mutations above the background level of natural occurrence.

Physical, chemical, or biological mutagens can all be mutagenic agents. Mutagenicity is the property of a chemical that permits the induction of mutations or changes in DNA base pairs.

To learn more about mutagenic refer to:

https://brainly.com/question/13837704

#SPJ4

Anthocyanins is the red pigment present in leaves, petals and fruit of onion.

Plant-based pigments called anthocyanins are thought to have health advantages. They are part of a group of substances called flavonoids, which have antioxidant properties. They do this by combating free radicals, which are unstable chemicals that harm cells and raise the chance of developing certain diseases. Water-soluble pigments called anthocyanins not only give some plants their colour but also shield them from harsh temperatures.

Although it is obvious that anthocyanin-rich foods contribute to a healthy diet, it is still unknown if they can prevent or treat any illnesses. It is not clear how much anthocyanins must be consumed to be taken into account, even in cases where there is proof of their advantages, such as the decreased risk of heart disease.

Learn more about plant pigments here:

brainly.com/question/13914352

#SPJ4

The red pigment found in onion leaves, petals, and fruit is called anthocyanin.

Anthocyanins, a type of plant pigment, are known to have positive health effects. They belong to the class of compounds known as flavonoids, which have antioxidant effects. They accomplish this by battling free radicals, unstable molecules that damage cells and increase the risk of contracting specific diseases. Some plants get their color from water-soluble pigments called anthocyanins, which also protect them from extreme temperatures.

Anthocyanins have actions that are anti-obesity, anti-inflammatory, anti-microbial, anti-cancer, anti-diabetic, and prevent cardiovascular disorders. Anthocyanins produced from food plants are therefore possible components for pharmaceuticals.

To know more about anthocyanin visit:-

https://brainly.com/question/24172703

#SPJ4

Benthic organisms that live on or attached to rocky areas and firm sediments are collectively called epifauna, whereas animals that live buried in the substrate and are associated with soft sediments, such as mud or sand, are collectively called infauna.

Benthic is a term that refers to anything that belong to the bottom like that of the sea, ocean, lake, etc. There are various species of plants and animals that reside in the benthic region of the waterbodies. These organisms are termed as benthos.

Soft sediments are the structures formed due to the deformation of the solid particles like rocks. These include mud, silt, and sand. The soft sediments are the benthic region of the waterbodies where various organism reside.

To know more about benthic, here

brainly.com/question/3179087

#SPJ4

The meeting of water vapor with cooler air and turning it back into water droplets is called condensation.

Condensation is the process by which the state changes from gas to liquid. Condensation is the reverse of the process of evaporation or vaporization. Condensation occurs when vapor is cooled to become a liquid. But it can also occur when a vapor is compressed (ie the pressure is increased) to a liquid or undergoes a combination of cooling and compression. The liquid that has condensed from the vapor is called condensate.

The condensation process occurs when water vapor in the air passes through a surface that is colder than the dew point of the water vapor. Air temperature plays an important role in the condensation process, for example in the event of the formation of dew in the morning.

Learn more about condensation here https://brainly.com/question/1268537

#SPJ4

"It is possible to observe negative cooperativity" when utilizing the hill equation.

Negative cooperativity occurs when one or more molecules of a ligand attach to a multimeric receptor, making subsequent ligand molecules more difficult to bind. Negative cooperativity can make a multimeric receptor's response more graded than it would otherwise be. When the binding of a first ligand or substrate molecule lowers the rate of subsequent binding, this is referred to as negative cooperativity. This term is applicable not just to ligand-receptor interaction, but also whenever two or more molecules undergo two successive binding events. When the binding of a first ligand or substrate molecule lowers the rate of subsequent binding, this is referred to as negative cooperativity.

To know more about negative cooperativity,

brainly.com/question/13465624

#SPJ4

The mRNA code formed from the 5'-3' strand of DNA with the code AAA GCA TTG AGC GGC is as follows: UUU CGU AAC UCG CCG (option E).

Transcription is the process by which mRNA is synthesized from DNA molecule in the nucleus of the cell.

The DNA molecule is made up of sub-units called nucleotides, which are four in number as follows:

However, during the process of transcription, the Adenine base is decoded into Uracil (U), which is only found in mRNA.

This suggests that the mRNA sequence that will be transcribed from the above-mentioned DNA sequence is as follows: UUU CGU AAC UCG CCG.

Learn more about transcription at: https://brainly.com/question/12582988

#SPJ1

It is common for cells with mutations in these genes to also have mutations in other genes and chromosomal abnormalities including duplications and deletions of chromosomal segments.

Normal body cells possess a variety of significant characteristics. People can:

What is cancer?

Cancer is a condition when a few of the body's cells grow out of control and spread to other bodily regions.

Since genes that determine how our cells behave, particularly how they grow and divide, are altered, cancer is a genetic disease.

Cancer-causing genetic alterations can occur because:

This is how a normal cell become a cancerous cell.

To learn more about cancer click on the link

https://brainly.in/question/48784359

#SPJ4

The Calvin cycle and the Krebs cycle are similar in that both produce energy as well as sugar.

Two significant metabolic mechanisms are the Calvin and Krebs cycles. Both procedures utilize carbon dioxide and ATP. Plants exhibit both. Inside the cells, both activities are cyclical. The Calvin cycle is the mechanism used to fix carbon during photosynthesis in order to make carbohydrates.

Also known as Kreb's cycle, the tricarboxylic acid cycle (TCA) and the citric acid cycle are two examples. The light-free processes of photosynthesis include the Calvin cycle. The Calvin cycle utilizes ATP and NADPH. Cellular respiration includes the Krebs cycle. This cycle generates ATP and NADPH.

Learn to know more about Calvin's cycle on

https://brainly.com/question/920840

#SPJ4

Effector molecule binding changes the behavior of enzymes by altering the equilibrium between the disturbing (t) kingdom and the comfortable (r) country. effectors are labeled as either homotropic or heterotropic. in shape every description with homotropic effectors.

Homotropic effector-

Both -

The phrase  

Is relevant and can be applied to homotropic effector molecules since the heterotropic effector molecules have the possibility and affinity to change the sigmoidal curve to a more potential hyperbolic curve contingent upon the allosteric effector being positive or negative modulator.

The expression isn't relevant for both homotropic and heterotrophic effectors since the two of them can tie to the allosteric site of allosteric enzymatic compounds.

The phrase is significant and can be applied to both homotropic and heterotropic effectors.

The expression is significant and applied for homotropic effectors just as when substrate molecules tie to the allosteric site of an enzyme then it is regarded as a homotropic effector. The heterotropic effectors are effectors apart from substrate molecules.

Learn more about  homotropic effectors here

https://brainly.com/question/22478449

#SPJ4

Disclaimer:- Your question is incomplete, please see below for the complete question.

Effector molecule binding changes the behavior of enzymes by altering the equilibrium between the tense (t) state and the relaxed (r) state. effectors are classified as either homotropic or heterotropic. match each description with homotropic effectors, heterotropic effectors, or both. some statements may not describe either type of effector. you are currently in a sorting module. turn off browse mode or quick nav, tab to items, space or enter to pick up, tab to move, space or enter to drop.

A. homotropic effector

B. heterotropic effect

C. or both'

The major observation in positive gram stain would be the presence of paired red spheres bacteria, which means that option C should be the right answer.

Gram stain is the test done to identify the bacteria or differentiate them. The stain used is purple in color. If the stain is taken by the bacteria and turns it into red or pink, it implies that bacteria is gram negative. If the bacteria retains purple color, it means that it is gram positive. It is generally done to identify the presence of bacteria or diagnose fungal infections. In case of gram positive stain, the color of bacterial colonies would be red under microscope and since they agglomerate together due to oxidase test, the shape becomes slightly circular. Neisseria gonnorrhoeae is a kind of bacteria involved in affecting the reproductive glands, cervix or urethra if the person is suffering from sexually transmitted diseases. It can also be passed on to other person during sexual contact.    

Learn more about Neisseria gonnorrhoeae at:

brainly.com/question/29349412

#SPJ4

To refer to complete question, see below:

Neisseria gonorrhoeae is a Gram-negative diplococcus that typically causes symptomatic infections in males. The presence of Neisseria gonorrhoeae is urethral pus is diagnostic for gonorrhea in males. What would be observed in a positive Gram stain?

a. paired red rods

b. paired purple rods

c. paired red spheres

d. paired purple spheres

The tooth and surface most likely to have pits and fissures is, 9 incisa. Correct answer: E.

The tooth and surface most likely to have pits and fissures is the incisor. This is because the incisor is the tooth that is most exposed to the outside world and therefore is more likely to come into contact with acidic or sugary substances that can cause pits and fissures.

Incisors are the eightSPJ4 teeth in the front of the mouth that are used for biting and cutting food. The incisors are the four teeth on either side of the two front teeth (central incisors).

Learn more about the incisors:

https://brainly.com/question/19162355

#SPJ4

Muscle contraction as a consequence outcomes from an interplay between the actin and myosin filaments that generates their motion relative to each other. The molecular basis for this interplay is the binding of myosin to actin filaments, permitting myosin to function as a motor that drives filament sliding.

Muscle contraction and relaxation are managed via the intrafiber unfastened Ca++ attention, [Ca++]i, within the myoplasm which bathes the muscle filaments of the sarcomeres. In turn, the [Ca++]i is managed with the aid of a community of membranes which alter and coordinate the technique in time and area.

Muscles incorporate fibers referred to as myosin. depending on the way you need to apply your muscles, the myosin fibers either tighten up and shorten or lighten up and stretch out. Myosin is also answerable for muscle contractions like your heartbeat that occurs at regular periods.

Learn more about Muscle contraction  here:

https://brainly.com/question/25778330

#SPJ4

Metabolic heat production is not the mechanism which support animal to exchange heat with environment.

The heat produced during muscle metabolism in animals is known as metabolic heat generation. ATP must be continuously available for muscle function. The oxidation of metabolites in the mitochondria, a process that necessitates oxygen, produces ATP.

Shivering and non-shivering thermogenesis are the two methods of raising body temperature through metabolic heat production. Brown fat, which has specialized mitochondria that create significant amounts of heat energy when the fat is "burned," is involved in non-shivering thermogenesis. Brown fat is activated by hormones that are released when it is cold outside, which raises metabolic rate and, in turn, body temperature.

To know more about Metabolic heat production, visit:

https://brainly.com/question/6330612

#SPJ4

The muscle that is highlighted is the sternocleidomastoid, which arises from the sternum's manubrium and medial clavicle.

The sternoclavicular joint is formed by the clavicle's medial articulation with the sternum's manubrium (SC joint). An intra-articular disc is located between the clavicle and the sternum in this joint, which is encased in a fibrous capsule.

To keep the scapula in place and allow the arm to hang freely, the medial clavicle acts as a strut. The location of it is directly above the first rib. Its rounded medial end, also referred to as the sternal end, articulates with the manubrium of the sternum at the sternoclavicular joint (breastbone).

To know more about medial clavicle visit:

https://brainly.com/question/13399257

#SPJ4

The Krebs cycle, which regulates the organism's overall pace of the citric acid cycle, is keyed by the chemical alpha-ketoglutarate (AKG).

Alpha-ketoglutarate, often known as AKG, is a nutrient that cells utilize to develop and mend after wounds and other types of trauma. It is particularly crucial for the recovery of muscle tissue. AKG intravenously avoided a reduction in protein synthesis in the muscles of individuals recovering from surgery, according to a controlled study.

Alpha-ketoglutarate is occasionally administered intravenously (IV) during heart surgery to prevent damage to the heart from poor blood flow and to stop muscle breakdown following trauma or surgery.

In 2014, researchers revealed that the chemical, AKG, might increase the lifespan of the microscopic Caenorhabditis elegans worms by more than 50%.

To learn more about  Krebs cycle refer to:

https://brainly.com/question/2214075

#SPJ4

When a NA wears gloves, the transmission method is interrupted, halting the spread of the illness (a way for the disease to spread).

They can be transferred by the air, by coming into contact with blood or other bodily fluids, by touching contaminated surfaces, or by coming into contact with open wounds that are infected. Everywhere in the environment, particularly in the healthcare context, are microscopic organisms that might spread infection.

In American healthcare settings, infectious illness is mostly transmitted through contact, droplet, and airborne means. Direct touch and indirect contact are the two different ways that contact is transmitted.

To know more about disease spread  visit:-

https://brainly.com/question/27730285

#SPJ4

Genes use transcription and translation, two processes, to make proteins. The cell nucleus contains a substance called RNA (ribonucleic acid).

Cellular are the important building blocks of all living creatures. A human body has many billions of cells. They provide the body with structure, take in nutrients from food, convert that food into energy, and carry out certain functions.

The three parts that constitute a cell are the cytoplasm, the nuclear, and the outer layer. The cytoplasm contains millions of tiny, distinct components known as organelles and intricate networks of microscopic fibers.

To know more about Cells visit:

https://brainly.com/question/19853211

#SPJ4