PLEASE HELP
Which of the following increases genetic variation by forming entirely new alleles?

Natural selection
Genetic drift
Mutation
Gene flow

Popcorn kernels aren't living things.

Some characteristics they have that show proof they are living organisms:

The earth on which we dwell is composed of several elements. There are two categories of these "things": living things and non-living things.

Living creatures exhibit a range of traits to varying degrees, including breathing, moving, reacting to stimuli, procreating, growing, and being reliant on their surroundings.

Non-living creatures cannot breathe, move, grow, consume, or reproduce.

So, in conclusion popcorn kernels aren't living things.

To know more about living things refer to:

https://brainly.com/question/280237

#SPJ1

The only way to ultimately save coral reef is replanting reefs with coral from nurseries.

Coral reef  protect our coastlines, provide as homes to numerous marine species, and contribute to a balanced ocean food chain.

The vast limestone structures known as coral reefs are constructed by coral polyps. About 25% of all marine species known to exist are found on coral reefs, which are frequently referred to as the "rainforests of the sea."

Corals that build reefs define the underwater ecosystem known as a coral reef. Colonies of coral polyps that are joined by calcium carbonate build reefs. Most coral reefs are composed of stony corals, whose polyps cluster.

Coral reefs protect coastlines from erosion and storm damage, sustain local economies, and offer recreational opportunities. They are a source of both medications and fresh food. Over 500 million people rely on reefs for their protection, way of life, and food.

Learn more about coral reef  from:

https://brainly.com/question/7169839

#SPJ4

Answer:

yes moderate fever is necessary

Explanation:

You get a fever because your body is trying to kill the virus or bacteria that caused the infection. Most of those bacteria and viruses do well when your body is at your normal temperature. But if you have a fever, it is harder for them to survive. Fever also activates your body's immune system.

Answer:

this is a image of lung

Explanation:

The study must be sufficiently advanced to have some level of safety data in order for it to be considered for research that carries more than minimum risk but has the potential to directly benefit the participants who are pregnant or the fetus.

To learn more about Subpart B refer to:

https://brainly.com/question/26255489

#SPJ4

Eukaryotic initiation begins after the assembly of pre-initiation complex.

Pre-initiation complex (PIC) is an essential component of the process of transcription. It is comprised of around 100 types of proteins that together are involved for beginning the process. The complex is seen in eukaryotes as well as archaea. The major function of the complex is recruitment of RNA polymerase.

Transcription is the process which is a part of the central dogma. Here the DNA strand is used as a template to form the single-stranded RNA. The process occurs in the nucleus of the eukaryotic organisms. It is accomplished in three steps: initiation, elongation and termination.

To know more about transcription, here

brainly.com/question/14136689

#SPJ4

One purple allele (P) and one white allele are present in all F1 plants (p). The alleles for each gene in the plant make up the genotype. Here, Pp is the genotype. A plant is homozygous if it has two copies of the same allele.

Since the monohybrid cross only involves one feature, the blossom color, it is examined. For the F1 generation, there were gametes P and p. As a result, all of the genotypes are present in the progeny during the F1 generation: Pp or heterozygous purple flowers, which are all purple flowers (phenotype similar). The dominant trait color, purple, has repressed the white color trait.

1:1 phenotypic ratio

1:1 Genotypic Ratio

know more about alleles here

https://brainly.com/question/7602134#

#SPJ4

Answer:

It could be any of the following except thymine.

Diffusion, pinocytosis, carrier-mediated transport, and transcellular transport are the mechanisms that control the movement of molecules across membranes.

Diffusion is the overall net movement of anything from a higher concentration to a lower concentration. A gradient in the Gibbs free energy or chemical potential drives diffusion.

The process by which cells take in molecules by engulfing them is known as endocytosis. The substance to be carried is caught in a little invagination that the plasma membrane forms that extends inward.

The terms "concentration gradient," "pressure gradient," and "temperature gradient" are used to describe changes in concentration, pressure, and temperature over a given distance. The Latin term diffundere, which meaning "to spread out," is the root of the English word diffusion.

Thus, Diffusion, pinocytosis, carrier-mediated transport, and transcellular transport are the mechanisms that control the movement of molecules across membranes.

To learn more about diffusion, follow the link;

https://brainly.com/question/13513898

#SPJ12

The descriptions that apply to the ribosome is a cellular structure that is composed of both RNA and protein.

All cells contain ribosome, which are macromolecular organisms that carry out biological protein synthesis (mRNA translation). To create polypeptide chains, ribosomes combine amino acids in the order dictated by the codons of messenger RNA (mRNA) molecules. The short and big ribosomal subunits are the two main parts of ribosomes. Each subunit is made up of numerous ribosomal proteins and one or more ribosomal RNA (rRNA) molecules (RPs or r-proteins). The translational apparatus also refers to the ribosomes and related components. A messenger RNA chain is produced from the DNA sequence that specifies the order of the amino acids in a protein. Messenger RNAs are bound by ribosomes, which use their sequences to determine the proper arrangement of amino acids to produce a specific protein. Transfer RNA (tRNA) molecules choose which amino acids to transport to the ribosome and then bind to the messenger RNA chain via an anti-codon stem loop. There is a specific transfer RNA that must precisely match the anti-codon of each coding triplet (codon) in the messenger RNA and carries the appropriate amino acid for incorporation into a developing polypeptide chain. After the protein has been created, it can fold to create a useful three-dimensional structure.

To know more about ribosome please refer: https://brainly.com/question/241631

#SPJ4

Answer:

Volcanoes form when molten rock, or magma, rises from deep within the Earth's mantle and erupts onto the surface.

Explanation:

Anxious-ambivalent children tend to be disorganized when exploring their surroundings. This statement is false.

Children with an anxious-ambivalent attachment style are described as distressed when their caregiver leaves them but inconsolable when they return. Children who are anxious-ambivalent are afraid of being abandoned, but they also do not trust their caregiver to be consistent.

Anxious-ambivalent attachment is characterized by caregivers' inconsistent responses and a child's anxiety and preoccupation with their caregiver's availability, accessibility, and responsiveness during times of distress.

The anxious ambivalent attachment style shows up in adulthood when adults behave in the same way toward their romantic partners as they did in childhood with their caregiver. A husband or wife, for example, may repeatedly request and then demand that their spouse spend more time with them.

To learn more about Anxious-ambivalent children, here

https://brainly.com/question/28482206

#SPJ4

The endoplasmic reticulum (ER) is a dynamic organelle that regulates intracellular calcium stages and is answerable for many mobile features inclusive of protein and lipid synthesis.

The endoplasmic reticulum is the transport system of eukaryotic cells, but it also performs many other important functions such as protein folding. It includes two subsets: Rough endoplasmic reticulum and smooth endoplasmic reticulum.

The endoplasmic reticulum forms an interconnected network of flattened vesicles surrounded by membranes called cisterns and tubular structures in most eukaryotic cells. The ER membrane is connected to the outer nuclear membrane. Red blood cells and sperm do not contain endoplasmic reticulum. The endoplasmic reticulum performs several common functions, including folding protein molecules into vesicles called reservoirs and transporting the synthesized proteins to the Golgi apparatus in vesicles. The rough endoplasmic reticulum is also responsible for protein synthesis.

To learn more about endoplasmic reticulum, here

https://brainly.com/question/13118914

#SPJ4

Theta (4-8 Hz) type of brain wave is MOST likely predominant in this scenario of Huda is so tired and feels like she is going to fall asleep any second.

The oscillating electrical voltage in the brain which are just a few millionths of a volt is termed as Brain Waves.  

They are of 4 major types that are as follows:

Now, Our Brain Uses 13Hz (i.e. high alpha or low beta)  that is for active intelligence in our mind.

To know more about Brain waves Visit

https://brainly.com/question/14283643

#SPJ1

d. Pipeline inventory. The conditions of the transaction determine who owns any items that are in transit.

When the shipment is FOB, the seller is responsible for it because they are the owners of the goods while they are in transit. However, with a FOB selling point, the buyer owns the product that is in transit and is thus responsible for the shipping. Products that are on the way are referred to as pipeline inventory. Usually, there is a lead time before a merchant receives an order from a supplier for a product. However, the goods counts as a component of the buyer's inventory as soon as it has been paid for, regardless of how lengthy the lead time is.

The complete question is:

________ is inventory that has been ordered but is in transit.

a. Anticipation inventory

b. Decoupling inventory

c. Buffer inventory

d. Pipeline inventory

Learn more about inventory

https://brainly.com/question/13691036

#SPJ4

One of their primary distinguishing characteristics is the lack of a nuclear membrane and other vital cell organelles in prokaryotic cells.

Organelles are absent from prokaryotic cells, they lack a nucleus, and they are much smaller than eukaryotic cells. Every prokaryotic cell is protected by a cell wall. Many also contain a slime layer or capsule made of polysaccharides. Protrusions (appendages) are a common feature of prokaryotes.

A prokaryotic cell places a lot of importance on its cell wall. It aids in a variety of ways, including preserving the cell's shape, offering safety, and keeping the cell from exploding.

To know more about prokaryotic cells visit:-

https://brainly.com/question/18348786

#SPJ4

Macrophages have the ability to phagocytize bacteria and prepare them for presentation.

The body's tissues are home to macrophages, which play a role in both health and sickness. It has recently become clear that the majority of adult tissue macrophages form during the embryonic stage rather than from circulating monocytes. There are both adult-derived and embryonically produced macrophages in every tissue, however it is not known whether macrophages from different origins may operate interchangeably or play different functions in steady state. The purpose of circulating monocytes is likewise being given new attention in light of this new knowledge. Ly6clo nonclassical monocytes and classical Ly6chi monocytes patrol the vasculature and extravascular space, respectively, in resting organs. Monocytes become macrophages when they are exposed to inflammation, although it is unknown whether resident macrophages and newly recruited macrophages have comparable roles during inflammation.

Learn more about Macrophages here

https://brainly.com/question/29694085

#SPJ4

Allegory is a fictional story that uses symbolic imagery to convey a message that is not always clear from the text. Fable, parable, and apologue are all examples of kinds of allegory. Allegory may have significance on two or more levels that the reader may only comprehend through an interpretative process.

Allegories frequently use tangible things, people, and activities to represent abstract concepts or to explain circumstances and events. Allegory was used by early authors like Plato, Cicero, Apuleius, and Augustine, but it really took off in Middle Ages sustained storytelling.

A narrative story that delivers a challenging, abstract, or difficult message is an allegory. It does this by using narrative.

know more about allegory here

https://brainly.com/question/16819511#

#SPJ4

The male and female reproductive cells used in sexual reproduction are referred to as gametes, or just sperm and eggs. The number of chromosomes in each gamete is half that of the organism's other cells. Genetic material is combined when an egg and a sperm come together, a process known as fertilization.

Animals that reproduce sexually have gametes that contain half as many chromosomes as the parents. As a result, when male and female gametes combine during fertilization, the resulting progeny will have the same quantity of DNA or chromosomes as their parents.

know more about chromosomes here

https://brainly.com/question/29465487#

#SPJ4

The outcome of P generation in Mendel's experiment is that all of the plants in the F1 generation had purple flowers, none of them had white flowers.

Mendel began by experimenting with a single pea plant trait at a time. He started with a flower's color. Mendel cross-pollinated white and purple flowered parent plant. The P (for parent) generation refers to the parent plants in the tests.

The P generation's offspring are referred to as the F1 (for filial, or "offspring") generation. The F1 generation of plants all had purple flowers. They were all devoid of white blooms. Mendel questioned what had become of the white-flower trait? He assumed that white flowers are produced by some sort of inherited factor, and purple blossoms are produced by another type of inherited factor.

know more about Mendel's experiment here

https://brainly.com/question/29775819#

#SPJ4

The three major types of contamination are physical contamination, chemical contamination, and biological contamination.

Contamination is the presence of refuse such as dust as well as particles during in the production and transportation processes. Any unwanted matter found inside the product is referred to as a contaminant. These contaminants have an impact on the product's or process's quality. Cross contamination occurs when unwanted matter has been introduced or transferred from one manufacturing process to the next.

Physical contamination would occur if a leak in the retaining containment contaminated the product inside.

An example of chemical contamination is when a product would be stored in a container which it previously held some other product but was not cleaned properly. The remaining product's chemical composition may introduce impurities into the new product, contaminating it.

Bacteria may thrive in biological contamination if the container also isn't properly cleaned and dried. The contaminated container then will affect the product, potentially introducing microbes into the batch.

To know more about the Contamination, here

https://brainly.com/question/2600140

#SPJ4

All of the above given choices are optimal treatment modalities in treating periodontal disease except repairing overhanging margins on restorations.

The correct answer choice is option d.

Periodontal diseases simply refers to those diseases which affect the bones and gums of the teeth and occur as a result of inflammation of these regions. When this health condition arises, one of the surest ways to deal with it is by having periodontal surgery. This condition affect the physiologist functioning of the teeth system severely.

In conclusion, it can be deduced from the explanation given above that periodontal diseases can be treated.

Read more on diseases:

https://brainly.com/question/1340366

#SPJ1

Most genomes, including the human genome and those of all other cellular life forms, are made of DNA (deoxyribonucleic acid) but a few viruses have RNA (ribonucleic acid) genomes. DNA and RNA are polymeric molecules made up of chains of monomeric subunits called nucleotides.

A polymer made of two polynucleotide chains that coil around one another to create a double helix is called deoxyribonucleic acid.

All known organisms and many viruses have genetic information in the polymer that is necessary for their development, operation, growth, and reproduction.

Nucleic acids include DNA and ribonucleic acid (RNA). Nucleic acids are one of the four main categories of macromolecules that are necessary for all known forms of life, along with proteins, lipids, and complex carbohydrates (polysaccharides).

Learn more about deoxyribonucleic acid to visit this link

https://brainly.com/question/13789418

#SPJ4

The lacrimal caruncle structure produces a thick secretion that can become gritty overnight, resulting in what is commonly referred to as sleep in the eyes.

Eye discharge, or "sleep" in your eyes, is indeed a combination of mucus, oil, skin cells, and other debris that accumulates inside the corner of your eye while you sleep. Depending on how much of the liquid with in discharge has evaporated, it can be moist and sticky or dry and crusty. Eye mattering, ocular boogers, eye gunk, eye pus, and goopy eyes are other slang terms for eye discharge. Eye discharge, also known as "rheum," serves a protective function by removing waste products but also possibly hazardous debris from tear film and the anterior surface of your eyes.

The lacrimal caruncle is a small, pink, globular spot at the inner corner of the eye, also known as the medial canthus. It has both oil glands and sweat glands. The whitish material which sometimes accumulates in that region is from these glands. The tarsal plate is made up of connective tissue that supports the eyelids.

To know more about the Lacrimal caruncle, here

https://brainly.com/question/9618989

#SPJ4

Be heritable. Major crops are typically the product of specialists; amateurs and professionals can both breeding flowers, vegetables, and fruit trees.

Selective breeding, often known as artificial selection, is a method used by humans to selectively create specific phenotypic traits (characteristics) in animals and plants by deciding which male and female animals or plants will reproduce sexually and generate offspring together. While domesticated plants are recognised as variations, cultivars, or breeds, domesticated animals are known as breeds and are typically bred by a professional breeder. A crossbreed is created when two purebred animals of different breeds mate, while hybrids are the name given to crossbred plants.

Learn more about breeding

https://brainly.com/question/508892

#SPJ4

Answer:

reducing the activation engery

One of the most well-known and successful American businessmen and inventors was Thomas Alva Edison.

He was born on February 11th, 1847, and died on October 18th, 1931. He spent 84 years on this earth. Samuel Edison and Nancy Elliott were his parents. Thomas Edison had six siblings: three sisters, three brothers. Of all, Thomas was the youngest. As a young child, Edison had little formal education. His mother gave him instruction in reading, writing, and math. He never attended high school or college.

When he was 13 years old, he sold newspapers. At the age of 19, he worked for Western Union. He created the phonograph, motion picture camera, light bulb, alkaline storage battery, automated telegraph, and carbon telephone transmitter. The lives of people were significantly impacted by Edison's innovations. Indoor illumination was revolutionized by the light bulb. The phonograph facilitated simpler communication. It reunited faraway individuals.

To know more about bulb visit:

https://brainly.com/question/15932311

#SPJ1 

Answer: Carbon Fixation, Reduction and regeneration

Answer: