mrna is tagged with mirna in the cytoplasm and destroyed. which type of genetic expression control is this?

Because it gives a clearer picture of the relative change in mass over time, computing percentage change on mass rather than change in mass is seen to be a more reliable method.

The difference between two values is expressed as a percentage of the original value using the measure of percentage change. Comparing changes in values over time is a common task in statistics, economics, and finance. By dividing the difference between two values by the original value and multiplying by 100, one may determine the percentage change. Regardless of the size of the changes, this metric offers a consistent way to compare results. When comparing data that are measured in different units or when the variables being compared have distinct scales, percentage change is very helpful. It is a straightforward yet effective technique for discovering patterns and trends in data.

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Two common misconceptions concerning the pilgrims are as follows:

For the first Thanksgiving, they celebrated.

They came to the Americas in order to find religious freedom.

The text claims that other Native Americans observed Thanksgiving before the Pilgrims had their own holiday. The Algonquian and Wampanoag people were supposed to constantly observe Thanksgiving in remembrance of their abundant harvests.

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Answer:

1000 people per sq. mi

Explanation:

All you need to do is divide.

Various enzymes break down different types of nutrients into smaller units that are absorbed by intestinal cells and transported to other parts of the body.

Intestinal cells absorb nutrients that have been broken down by the digestive system. Carbohydrates are broken down by enzymes like alpha amylase, which begins the process in the mouth and continues in the small intestine. Alpha amylase breaks down carbohydrates into two- or three-unit groups, which are then absorbed by the intestinal cells. Proteins are broken down by enzymes like pepsin, which is released by the stomach. The hormone cholecystokinin causes the release of enzymes like trypsin and chymotrypsin from the pancreas to further digest proteins in the small intestine. Fats are broken down by lipases, which hydrolyze the acyl chains from the glycerol backbone. The resulting fatty acids and glycerol are absorbed by the intestinal cells and then transported across the intestinal epithelium by lipid vesicles called chylomicrons.

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Answer:

B!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Explanation:

The X of the angle <CDB represented as 7X is = 5.86.

From the diagram, line BD divides triangle ∆ ADB into two identical triangles.

Triangle ∆ ABD = triangle ∆ CBD

Notice that < ADC = an acute angle which is = 90°; and

<ADC = < ADB + < CDB

But , < ADB= 49° and < CDB = 7x

90° = 49 + 7x

Make 7x the subject of formula,

7x = 90-49

7x = 41

X =41/7

X = 5.86

Therefore, X = 5.86.

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The structure which is highlighted is the scalia media.

The scalia media is one of the three canals found in the cochlea.

The cochlea is a spiral-shaped bone found in the inner whose main function is in hearing and auditory transduction.

The other two canals found in the cochlea are the scala tympani and the scala vestibuli.

The scala media contains the Organ of Corti, which is the receptor organ for hearing.

Considering the attached image, the structure which is highlighted is the scalia media.

In conclusion, the cochlea functions primary in hearing.

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Answer:

Nitrogen is converted from atmospheric nitrogen (N2) into usable forms, such as NO2-, in a process known as fixation. ... This occurs in two steps: first, bacteria convert ammonia in to (nitrites) NO2-, and then other bacteria species convert it to NO3- (nitrate). Nitriates are a form of nitrogen that is usable by plants.

Explanation:

Answer:  In biology, evolution is the change in the characteristics of a species over several generations and relies on the process of natural selection. The theory of evolution is based on the idea that all species? are related and gradually change over time

Explanation:

The double stranded DNA is 100% intermediate density, with 1 strand heavy (from the parent) and 1 strand light, according to the results after one generation (newly synthesized).

DNA molecules can replicate semi-conservatively, according to Meselson and Stahl. More research was done into the semi-conservative nature of DNA replication or the copying of cells' DNA. Taylor and colleagues carried out an additional experiment on Vicia faba (fava beans) after the Meselson and Stahl experiment to further demonstrate the semi-conservative nature of DNA replication.

Each of the thick strands of parental DNA acts as a template for the creation of new DNA during semi-conservative replication. All daughter DNAs after one generation will have one heavy strand of parental DNA and one light strand of newly synthesized DNA.

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Answer:

C. cell membranes

Explanation:

the black/dark material that is visible in many of these onion cells is cell membranes.

Meiosis I is described as reductional division because it results in two daughter cells with half the number of chromosomes.

Meiosis is a part of the sexual process because gametes (sperm and eggs) have one-half the number of chromosomes as diploid (2N) individuals. Meiosis has two divisions; the first is meiosis I, in which the number of cells doubles but the number of chromosomes does not. As a result, each cell has half as many chromosomes. Meiosis is also known as "reduction division" because it reduces the number of chromosomes to half the normal number so that when sperm and egg fusion occurs, the baby has the correct number.

Sister chromatids within the two daughter cells separate during meiosis II, resulting in the formation of four new haploid gametes. Meiosis II mechanics are similar to mitosis, with the exception that each dividing cell has only one set of homologous chromosomes. Meiosis II is the second division of meiosis in which each chromosome's chromatids are segregated equally into daughter cells. During the interphase that precedes meiosis II, no DNA replication occurs. Prophase II is the initial stage of meiosis II.

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Percent females colorblind is 4% and percent males colorblind is 20% .

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If the apple snail population were to decrease, the limpkin, a secondary consumer that eats mainly apple snails, would have to find an alternative food source in order to adapt to its environment. This could involve finding other types of snails or mollusks to eat, or potentially switching to a diet that includes other types of prey. The limpkin may also need to range over a larger area in order to locate sufficient food, or it may need to change its foraging behavior in order to more effectively locate and capture its preferred prey. Ultimately, the limpkin's ability to adapt to a decline in the apple snail population will depend on the availability of other suitable food sources and the flexibility of its foraging behavior.

Answer: 66 F

Explanation: the red is on the 3rd line and the little lines between 60-70 each count for 2

Answer:

ofc

Explanation:

Coronary artery disease ( CAD ) is a condition that is partly heritable. Researchers have put significant effort into uncovering the genetic factors that contribute to this disease and other common cardiovascular conditions. However, there are several challenges that have arisen in this process. These challenges include finding the specific genes associated with coronary artery disease, understanding how DNA variants influence the disease's function, and applying genetic findings to clinical practice.

One of the primary challenges is gene discovery. Despite extensive research, identifying all the specific genes associated with coronary artery disease has proven to be a complex task. The disease is polygenic, meaning it involves multiple genes with small individual effects, making it difficult to pinpoint the exact genetic contributors.

Understanding how DNA variants connect to function is another challenge. While genetic variants have been identified, determining how these variants influence the development and progression of CAD is still an ongoing process. Unraveling the mechanisms by which these genetic variations impact biological processes and contribute to disease susceptibility requires further investigation.

Translating genetic findings into clinical applications is also a significant challenge. Although advancements have been made in identifying genetic risk factors, incorporating this knowledge into clinical practice for risk assessment, prevention, and personalized treatment strategies remains a complex endeavor. It requires integrating genetic information with other clinical and environmental factors to develop comprehensive approaches for managing CAD.

Despite these challenges, ongoing research continues to shed light on the genetic underpinnings of CAD. Improvements in technology, such as next-generation sequencing and genome-wide association studies, provide opportunities for enhanced gene discovery. Moreover, advancements in functional genomics and molecular biology techniques contribute to a better understanding of how genetic variants impact disease mechanisms.

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Answer:

Fever is an elevated temperature of the human body that is substantially beyond the normal range. Normal body temperature fluctuates daily from about one degree below 98.6 degrees Fahrenheit to one degree above that number. Lower body temperatures usually occur before dawn; higher temperatures in the afternoon.

Body temperature also varies slightly depending on where on the human body it is measured. Rectal (internal) temperature tends normally to be higher than skin (surface) temperature. Oral and armpit temperatures can approximate actual body temperature and are more convenient to measure.

The correct option is E ; It moistens and lubricates food. The production of saliva is increased when we chew fully. Saliva's job is to wash away food waste and germs that stay in the mouth, therefore preventing cavities and gingivitis.

Salivary glands are vital in digesting because they produce saliva. Saliva moistens food, making it easier to swallow. It also contains amylase, an enzyme that helps the stomach break down carbohydrates in meals. Saliva plays a crucial function in our dental health as well.

Amylases break down starch into smaller molecules, producing maltose, which is then split into two glucose molecules by maltase.

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The question does not have the article on homeostasis so as to make the inference.

Homeostasis is the maintenance of a stable internal environment within an organism despite external changes. It is the regulation and balance of various physiological processes to keep the body in a steady state. The human body has many systems and mechanisms that work together to maintain homeostasis, such as the nervous system, endocrine system, and immune system.

For example, the body maintains a constant internal temperature through processes like sweating and shivering, and it regulates blood sugar levels through insulin and glucagon. Homeostasis is essential for the proper functioning of the body and overall health, and disruptions in homeostasis can lead to illness and disease.

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The mrna is at the third position (3’ letter) wobble base of the triplet codon.

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Explanation:

A specialization is a focused area of study of attached to a specific major, with specific coursework beyond major requirements. A specialization is a focused area of study attached to a specific major, and is in addition to course requirements for the major.

False. The agency responsible for ensuring that the CEQA process is conducted properly is called the "lead agency," not the "responsible agency."

The lead agency is responsible for overseeing and coordinating the CEQA process for a specific project. This includes preparing the necessary environmental documents, conducting environmental analysis, and ensuring compliance with CEQA regulations.

The responsible agency, on the other hand, is a separate agency or body that has discretionary approval authority over the project and must consider the environmental documents prepared by the lead agency when making its decision.

The responsible agency's role is to review the environmental analysis and make informed decisions based on the information provided by the lead agency.

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Answer: extremely high up I think

Explanation: hope this helped

The option (D) is correct. Extremely high up accurately describes the mesosphere.

The mesosphere is the third layer of the atmosphere, directly above the stratosphere and directly below the thermosphere. In the mesosphere, temperature decreases as altitude increases.

Moreover, the mesosphere is a layer of Earth's atmosphere. The mesosphere is directly above the stratosphere and below the thermosphere. It extends from about 50 to 85 km (31 to 53 miles) above our planet. Temperature decreases with height throughout the mesosphere.

Hence, it is the coldest place on Earth and has a temperature on the order of − 85°C (− 120°F). Just below the mesopause, the air is so cold that even the very scarce water vapor at this altitude can be sublimated into polar-mesospheric noctilucent clouds.

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The given questions are based on evolutionary changes occur due to adaptation to the modified surroundings as a consequence of survival of the fittest. If a climate change occurs, resulting in increased aridity of areas previously covered by swamps with lush vegetation, plants that reproduce using seeds are more likely to survive. Thus, the correct option is A.

1. If a climate change occurs, resulting in increased aridity (severe drying) of areas previously covered by swamps with lush vegetation, plants that reproduce using seeds are more likely to survive. Thus, the correct option is A.

2. The dominant type of tectonic plate motion that led to orogeny during the Paleozoic Era was convergent plate motion. Thus, the correct option is A.

3. Fish, Amphibian, Reptile, Mammal is the correct order of appearance of vertebrates in the fossil record. This sequence represents the evolutionary progression of vertebrates, with fish appearing first, followed by amphibians, reptiles, and finally mammals. Thus, the correct option is C.

4. If there is a regression, which severely decreases the area of the continent covered by shallow water and the habitat, the diversity of shallow water marine invertebrates in Paleozoic epicontinental will decrease. Thus, the correct option is B.

5. If climate change results in increased aridity of areas previously covered by swamps, the effect on vertebrates would be that vertebrates that can lay eggs on dry land will be more likely to survive. Thus, the correct option is D.

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Answer:

Please find the description and it's pair below:

Homologous chromosome pairs - DIPLOID

Designated N - HAPLOID

Designated 2N - DIPLOID

Has one member of each

homologous chromosome pair - HAPLOID

Includes gametes - HAPLOID

Includes somatic cells - DIPLOID

Heart and liver cells - DIPLOID

Sperm and Egg cells - HAPLOID

Explanation:

1. Diploid organism is an organism with two sets of chromosomes, with each set contributed by each male and female parent. Chromosomes from the male parent is found side by side with chromosomes from the female parent to form HOMOLOGOUS CHROMOSOME PAIR in a diploid organism. Diploidy is denoted by 2N, where N represents number of one set of chromosomes. Diploid cells include somatic or body cells such as heart and liver cells.

2. Haploid organisms are organisms that contain one set of chromosome, formed as a result of meiotic division of diploid cells. Hence, a haploid cell contains one member of each homologous chromosome pair. Haploidy is denoted by N, meaning number of one set of chromosome. Haploid cells include gametes or sex cells such as sperm and egg cells.

Answer: Dicot has bundles arranged in a ring

Explanation:

Dicot vs Monocot Stem

The vascular system in dicots is split into a cortex and stele. In monocots these regions are absent. The vascular system is scattered in monocots, with no specific arrangement. In the cross section of the stalk in dicots you will find the vascular bundles consist of primary bundles forming a cylindrical shape in the center