scientist developed theories and laws to help them understand the nature World which of the following statements best describes plate tectonics.


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Answer:

The plants provide food and accommodation in the form of food bodies and nectar as well as hollow thorns which can be used as nests. The ants return this favor by protecting the plants against herbivores

Explanation:

a protein, such as RNA polymerase, that transcribes a certain DNA sequence a protein that binds to a nucleotide sequence that instructs a ribosome to begin protein translation.

The subunit, DNA, and RNA polymerase core enzyme are the first transcriptional components. mRNA, small and large ribosomal subunits, initiation factors, elongation factors, and tRNA are some of the  protein components involved in translation. Proteins called transcription factors are involved in the process of turning DNA into RNA, or transcribed DNA. A large variety of proteins—aside from RNA polymerase—called transcription factors start and control how genes are transcribed. Transcription factors (TFs) are regulatory proteins that bind to certain DNA regions to activate (or, less frequently, inhibit) DNA transcription. TFs are known to have DNA-binding domains that have up to

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It is an vertebral artery. The brain and spine are supplied with blood through the vertebral arteries there in neck.

The term vertebral describes the location of the arteries along the vertebrae, or spine bones. There are two vertebral arteries that flow through the spinal column, one on each side. A stroke occurs when the subsequent loss of brain function is irreversible (an infarction or brain attack).

A stroke can be caused by a blood clot in the vertebral or anterior artery or by a particle of plaque (embolus) breaking off and traveling downstream, blocking a portion of both the blood supply to the brain. Blood penetrates between vertebral artery layers during a dissection, resulting in decreased blood flow.

This can result in a stroke, headache and vertigo, vision difficulties, and a variety of other neurological problems. The vertebral artery carries blood to the vertebrae of the neck, the upper spinal column, and the region surrounding the exterior of the skull. It also transports blood to two critical areas of the brain: the behind fossa and or the occipital lobes.

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The most likely consequence of the elimination of whole chromosomes carrying larval genes from the genomes of somatic cells at the time of metamorphosis in some insect species is that sequencing of the entire genome will not be possible.

This is because sequencing the entire genome requires the presence of all the chromosomes in the somatic cells. If some chromosomes have been eliminated from the genome of the somatic cells, then sequencing the entire genome would not be possible.

The other options are less likely or not related to the phenomenon described.

Cloning a larva from the somatic cells of such an adult insect would not necessarily be difficult, as the somatic cells would still contain the genetic information needed to produce a clone.

Such species do not necessarily have to reproduce only asexually, as the loss of chromosomes in somatic cells does not necessarily affect the germ cells involved in reproduction.

Metamorphosis can still occur among the descendants of such adults because the loss of chromosomes occurs only in somatic cells and not in germ cells, which carry the genetic information needed for the next generation.

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Biological System - A biological system is a group of entities or organs that interact to complete a task. It's a biological unit that makes up a body or an organism.

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Benedict's reagent contains copper ions that give it a blue color.

Benedict's reagent is a solution that is commonly used to test for the presence of reducing sugars in a sample. The reagent contains copper ions in an alkaline solution, which can react with reducing sugars to form a precipitate of copper oxide. When heated, the copper oxide can further react with the reducing sugars to form a colored product. The intensity of the color produced is proportional to the amount of reducing sugars present in the sample.

The Benedict's reagent is blue in color due to the presence of the copper ions. However, when it reacts with reducing sugars, the color can change to green, yellow, orange, or red depending on the amount of reducing sugars present. The blue color of the Benedict's reagent can be used as a reference point to compare the color change and estimate the concentration of reducing sugars present in the sample.

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The procedure can decrease the odds of having a child with CF by performing an in vitro fertilization procedure and screening the embryo for the CF alleles is referred to as preimplantation genetic diagnosis.

Pre-implantation genetic diagnosis (PGD) is the testing of embryos or oocytes at the pre-implantation stage for genetic defects.

It can be used to diagnose cystic fibrosis, Tay-Sachs disease, Hemophilia, etc.

Thus, the procedure can decrease the odds of having a child with CF by performing an in vitro fertilization procedure and screening the embryo for the CF alleles is referred to as preimplantation genetic diagnosis.

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Answer:

Bacterial cells do not have a nucleus. They also lack membrane-bound organelles, such as mitochondria or chloroplasts. The DNA of a bacterial cell is also different from a eukaryotic cell.

Explanation:

Eukaryotic cells are by definition those that have a membrane-bound nucleus, a morphological component that is absent from bacterial and archaeal cells.

Eukaryotic cells are distinguished by numerous membrane-bound structures in addition to the nucleus, including the endoplasmic reticulum, Golgi apparatus, chloroplasts, mitochondria, and others.

Prokaryotic cells lack membrane-bound structures, whereas eukaryotic cells do, including the nucleus.

The existence of mitochondria and chloroplasts, the cell wall, and the makeup of chromosomal DNA are all examples of differences between the cellular structures of prokaryotes and eukaryotes.

Therefore, prokaryotic cells are the name for bacteria's cells. Eukaryotic cells are cells that are found in mammals, plants, and fungi.

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Answer:

b .75%

Explanation:

If you do a genetic croas or punnet square , you will find that the genotype of the filial generation is : Pp, PP , Pp ,Pp and pp.

if purple is (P) dominant

if white is (p) recessive

the ratio of purple : white

=. 3:1

thefore 3/4 chances

Answer: no it enters the lung hilum

Explanation:

No, the main stem bronchi do NOT enter the lung apex.

The main stem bronchi, also known as the primary bronchi, enter the lungs at the hilum, which is located on the medial surface of each lung. The lung apex is the uppermost part of the lung. It is located above the level of the first rib and extends into the lower part of the neck. The lung apex is an important anatomical structure as it is in close proximity to other structures in the chest and neck, including the subclavian artery, subclavian vein, and brachial plexus. It is also important for lung function as it is involved in the exchange of oxygen and carbon dioxide during respiration.

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Option B: An organism's capacity for detecting and responding to stimuli is crucial to its capacity for survival, reproduction, and long-term evolution and adaptation.  

The ability to detect and sense any stimulus is known as sensitivity. Having the capacity to recognize and react to stimuli, organisms can:

Organisms have the ability to sense changes in their environment and adapt by modifying their behavior or physiology to better withstand the new circumstances.

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Complete question:

one result of the ability of organisms to detect and appropriately respond to stimuli is

(a) Excretion.

(b) Sensitivity.

(c) Nutrition.

(d) Irritability.

The principle of independent assortment states that the inheritance pattern of one trait does not affect the inheritance pattern of another trait.

During the process of meiosis, independent sorting takes place. The chromosome is cut in half and is called haploid. To understand the law of independent assortment, it is very important to understand the law of separability. Two different genes are classified in different gametic cells.

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Answer:

c. three amino acids

Explanation:

i know this from my exam in fifth grade. your welcome ;)

An mRNA is made up of the 4 nitrogenous bases A,U,C and G where the thymine is replaced by U for uracil. An mRNA molecule is made up by a codon of three amino acids.

An amino acid is made up by the acidic as well as basic group where the acidic group is carboxylic acid and the basic group is amine group.

A codon is made up by the three amino acids where the three of the amino acids together called as codon makes up a nucleotide together and the molecule it codes for makes a long chain of proteins together making up the structure of the desired machinery as per signals and the mechanisms that are assigned to it.

A codon makes up the together the amino acid and then the chain and together it makes up the protein where the long polypeptide makes up the structure that is tertiary in nature.

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Answer:

Fruit comes from plants, which are producers. Insects are primary consumers, sparrows are secondary consumers, and hawks are tertiary consumers.

Explanation:

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Answer:

a series of exinction event led to climate change

Explanation:

i hoped this helped

The correct matching is as follows:

Blood vessels are those vessels a re tubes in which blood in the body flows.

The blood vessels of the body include, veins, arteries and capillaries. Larger blood vessels include the aorta

The correct matching is as follows:

In conclusion, blood vessels transport blood throughout the body.

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Answer:

I think B. They are divided.

Answer:

operation c natural climate solution are needed to restore balance to the damage done to eath

Answer:

icicles icicles icon DM irks an ignitor

New capillaries that stem from intact capillaries are delicate and take time to become as stable as the preexisting capillaries.

When skin is cut with a sharp object, it begin to bleed. This is because blood vessels in that area are damaged. Bleeding serves a useful purpose because it helps to clean out a wound but too much bleeding can cause adverse effect on your body so we can conclude that New capillaries that stem from intact capillaries are delicate and take time to become as stable as the preexisting capillaries.

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When a piece of chromosome breaks off and reattaches at another site on the same or another chromosome, this is called chromosomal translocation.

In the field of science, chromosomal translocation can be described as a process in which a region of genes that is present on one chromosome have the ability to break and jump from to another chromosome and join to the other chromosomes.

These genes that take part in the process of chromosomal translocation are referred to as the jumping genes. It is due to the phenomenon of chromosomal translocation that same regions of genes in one chromosome can be found in another chromosome as well.

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The allele frequency of b is 0.4 in a population with two alleles, B and b. The frequency of the heterozygotes if the population is in Hardy-Weinberg Equilibrium would be 0.48.

The equation for the Hardy-Weinberg equilibrium is:

\(p^2 + 2pq + q^2 = 1\)

Where:

\(p^2\) = frequency of the homozygous dominant genotype (AA)

2pq = frequency of the heterozygous genotype (Aa)

\(q^2\) = frequency of the homozygous recessive genotype (aa)

1 = total number of individuals in the population

So, if the frequency of the b allele is 0.4, then the frequency of the B allele would be 0.6 (since the total frequency must add up to 1).

Therefore:

p = frequency of B allele = 0.6

q = frequency of b allele = 0.4

Now, we can substitute these values into the equation:

\(p^2 + 2pq + q^2 = 1\\(0.6)^2 + 2(0.6)(0.4) + (0.4)^2 = 1\)

Simplifying this equation gives:

0.36 + 0.48 + 0.16 = 1

Therefore:

2pq = 0.48

Thus, the frequency of the heterozygotes, if the population is in Hardy-Weinberg Equilibrium, would be 0.48.

Therefore, the answer is d. 0.48.

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A) ovulation, menstruation is the stages begin and end the human menstrual cycle

The human menstrual cycle is a monthly reproductive cycle that prepares the female body for potential pregnancy. It involves several stages, but the two main events that mark the beginning and end of the cycle are ovulation and menstruation.

Ovulation is the process in which a mature egg is released from the ovary. It usually occurs around the middle of the menstrual cycle, approximately 14 days before the start of the next menstrual period. During ovulation, the egg is released into the fallopian tube, where it can be fertilized by sperm if conception occurs.

Following ovulation, if fertilization does not take place, the second stage of the cycle begins, which is menstruation. Menstruation is the shedding of the uterine lining that has built up in preparation for pregnancy. It typically lasts for a few days to a week and is characterized by the flow of blood and tissue from the uterus through the vagina.

So, the stages that begin and end the human menstrual cycle are ovulation, marking the release of the egg, and menstruation, marking the shedding of the uterine lining. Therefore, Option A is correct.

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Answer:

it could help them by getting a better eye to eye representation of the cells and how they function

3D models provide a better and clear representation of the biological images and objects. It gives the exact visualization of the cell structures projecting in the body.

3D models can be created for studying the cell structures or organs in the body. Such models represent the image with respect to their length, width and height and hence can be ideal for the display of physiological and anatomical structures.

3D moles are ideally useful in monitoring the status of the cells and looking for visible signs of anomalies. It can also be proved as useful in studying the surgical interventions.

3D models can be ideal in assessing the status of tumour and cell proliferation. It can also project the response of a cell or cell structure with respect to stimulus. Such models can be used in academics to provide better understanding of the body of an organism.

Thus, 3D models can be considered important in research and analysis.

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Answer:

evaporation

Explanation:

Answer:

Explanation:

Oh

Answer: B. Central nervous system