How does the orientation of the phospholipids in the bilayer allow.

The Central dogma of molecular biology suggests that the primary role of RNA is to convert the information stored in DNA into proteins. So, we need RNA and not just DNA.

In general the role of mRNA is to carry out protein information from the DNA in a cell's nucleus to the cell's cytoplasm , This is the place were the where the protein manufacturing machinery reads the mRNA sequence and three-base codon is translated into its corresponding amino acid in a growing protein chain.

Hence, mRNA molecules are used to carry the genetic information needed to make proteins. These are responsible for carrying information from the DNA in the nucleus of the cell to the cytoplasm the place where  proteins gets manufactured.

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When did frogs evolve? Frogs developed out of lungfish about 375 million years ago, in the Devonian period. They used their lungs to leave the water and live on land

This new information challenges the experimenters' conclusion regarding the source of genetic information because it suggests that nucleic acids are not composed of a single tetramer but rather a polymer of repeating units.

It contradicts the assumption of a circular, sugar-phosphate backbone and challenges the understanding of the structure and composition of nucleic acids. The discovery of nucleic acids being composed of repeating units called nucleotides, rather than a single tetramer, has significant implications for understanding genetic information. Nucleotides consist of a nitrogenous base, a sugar molecule, and a phosphate group. These nucleotides link together in a linear sequence to form a polynucleotide chain, where the sugar-phosphate backbones are connected by phosphodiester bonds. The recognition of the true structure and composition of nucleic acids, with their linear polymer nature, challenges the initial assumption made by the experimenters. This new information emphasizes the importance of accurately understanding the molecular structure and organization of nucleic acids in deciphering the source and transmission of genetic information.

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Cystoscopy is basically the procedure which is involves the visual examination of the bladder as well as the urethra via a lighted cystoscope.

A cystoscope is basically a long as well as thin optical instrument which has an eyepiece at one of its end, a rigid and flexible tube present in the middle, and also a tiny lens and light source present at the other end of the tube. A urologist first fills the bladder with the fluid and then looks at the detailed images of the urethra as well the linings of the bladder on a computer monitor.

A urologist performs this procedure in order to find the cause of, and sometimes also treat, urinary tract problems such as, urinary tract infections (UTIs), hematuria, urinary retention, urinary urgency, urinary frequency or urinary incontinence etc.

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Answer:

Only blue light reaches deep into the ocean.

Explanation:

Coral reefs exist in waters less than 50 m to 2000 m deep while Red algae have been found living in depths of over 500 feet because both coral reefs and red algae needs blue light for photosynthesis. In the deep sea or ocean, only short wavelength such as blue light reaches deep in the ocean floor while long wavelength light such as red unable to reach so that's why both coral reefs and red algae present and distributed on the ocean floor.

This is an example of B. Confirmation Bias. Confirmation bias occurs when a researcher focuses on information that supports their preconceived beliefs, while disregarding or ignoring evidence that contradicts their beliefs. This can lead to an inaccurate or skewed understanding of the research subject.

Answer:

sarcodine

Some DNA moves from one cell to another.

Explanation:

Answer:

The water was used for comparison or control

Explanation:

in water we know there are no,macro molecules,just water iodine is pretty dark,but elwhen you put it in the solution it will change. Still stuck.

Answer:

renewable sources.

Explanation:

Answer:

renewable

Explanation:

Answer:

Photosynthesis Takes Place in Chloroplasts. ... The inner membrane surrounds a stroma, which is the site of the carbon chemistry of photosynthes

Explanation:

Carbon dioxide (CO2) production is used as a proxy for the amount of ATP generated by glycolysis and fermentation because during the process of glycolysis and fermentation, a molecule of glucose (6 carbon) is oxidized to two molecules of pyruvate (3 carbon), with a net production of two ATP molecules and two NADH molecules. When oxygen is present, NADH is oxidized, and ATP is generated via the process of oxidative phosphorylation in the mitochondria. However, in the absence of oxygen, NADH cannot be oxidized and, as a result, is reoxidized by reducing pyruvate to lactate (in animals) or ethanol and CO2 (in yeast and some bacteria).

Carbon dioxide is produced in the process of fermentation as a result of the pyruvate reduction by NADH, forming ethanol and CO2. The production of CO2 is directly linked to the amount of ethanol formed; hence, CO2 production serves as a proxy for the amount of ATP generated by glycolysis and fermentation. The amount of CO2 produced during fermentation can be measured using gas chromatography, and the amount of ATP produced by glycolysis can be estimated from the amount of glucose consumed.

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Answer:

back and forth is my answer

The portal triad, which consists of a portal vein, bile duct, hepatic artery, and lymphatic arteries, is where blood enters the lobule.

Three main tubes make up portal triads. Hepatic artery branches deliver oxygenated blood to the hepatocytes, whereas portal vein branches deliver blood with nutrients from the small intestine. The bile duct transports bile products from the hepatocytes to the gall bladder and larger ducts.

Although the portal triad is rarely injured, it is one of the most challenging traumatic injuries to treat due to its high morbidity and fatality rates.

Exsanguinating haemorrhage, frequently from several sources and difficult exposure, is the primary cause of death. Furthermore, vascular occlusion of the portal vein or hepatic artery in an effort to stop bleeding may lead to total intestinal ischemia or liver necrosis, respectively. Ductal injuries can be hard to spot, and infections, leaks, and fatalities are common post-reconstruction consequences.

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Answer:

\(\boxed {\boxed {\sf \rho \approx 2.00 \ g /mL}}\)

Explanation:

The density is the mass per unit volume. It is calculated using the following formula.

\(\rho = \frac{m}{v}\)

The mass of the object is 12.59 grams.

The volume was found using water displacement. A known quantity of water was placed in a graduated cylinder (56.7 mL), then the object was added and the water level was recorded again (63.0 mL)The volume of the object is the difference between the initial water volume and the final water volume.

Now we know the mass and volume of the object and we can substitute the values into the formula.

\(\rho = \frac{12.59 \ g }{6.3 \ mL}\)

Divide.

\(\rho = 1.998412698 \ g/mL\)

The original measurements have 4 and 3 significant figures. We always round our answer to the least number of sig figs, which is 3. For the number we found, that is the hundredth place. The 8 in the thousandth place tells us to round the 9 up to a 0 (hundredth place), then the 9 up to a 0 (tenth place), and the 1 up to a 2 (ones place).

\(\rho \approx 2.00 \ g/mL\)

The density of the object is approximately 2.00 grams per milliliter.

Answer: false

Explanation:

Answer:

false, they are usually proteins

Explanation:

i learned this chapter

Answer:

When the bladder becomes full, the stretch receptors of the detrusor muscle send a signal to the pons, which in turn notifies the brain. People perceive this signal (bladder fullness) as a sudden desire to urinate, or urinary urge

hope this helps

have a good day :)

Explanation:

Answer:

it looks like the veins and what they look like on the inside of them

Explanation:

Answer:

Its either electron cloud or empty space.

Explanation:

I hope this helps. if it's one of the two please tell me. :))

Answer: An organism’s niche is determined by its , which is it’s physical environment called Habitat.

Explanation: A niche is a part a species perform in the ecosystem. In other words, a niche is how an organism “makes a living.” A niche will add the organism's capacity in the flow of energy within the ecosystem. This includes how the organism generates its energy.

The habitat is the natural area where a species lives. Many circumstances are used to represent a habitat. The common amount of sunlight collected each day, the range of annual warmth, and average yearly rainfall can all represent a habitat.

An organism’s niche is determined by its. Which is its physical environment by its habitat.

The living area of an organism with easy access to food, water, and shelter is known as the habitat of the organism. Here all the suitable abiotic and biotic conditions meet the requirements of the organism. The animal reproduces only in there natural habitat as it gets suitable mates in the area.

There are four types of habitats freshwater, marine, and coastal habitat. Rivers, lakes, streams, and ponds are a few examples of freshwater habitats. Seas and oceans are the largest marine habitats whereas the area where the coastal line meets the land is the coastal habitat.

Therefore, every organism, animal, and plant has a specific habitat.

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Answer:

Invertabrate

Explanation:

Answer:

Invertebrate

Explanation:

Answer:

310

Explanation:

The correct order of stages from highest total population to lowest total population is B) Post-industrial, industrial, transitional, and pre-industrial.

In the pre-industrial stage, populations are usually low due to high birth rates and high death rates, resulting in slow population growth. As societies transition to the industrial stage, advancements in healthcare, sanitation, and food production lead to a decrease in death rates, while birth rates remain high. This resulted in a rapid increase in population during the industrial stage.

In the transitional stage, populations continue to grow, but at a slower pace, as societies adapt to their new industrialized status. Birth rates begin to decline, and urbanization becomes more prominent. Eventually, societies enter the post-industrial stage, characterized by low birth rates, low death rates, and a stable or even declining population.

The post-industrial stage has the highest total population as it encompasses the cumulative growth from previous stages and reflects a more advanced, economically developed society.

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Answer: The scientific word is that the potato will lyse. In other words, lose water and begin to dehydrate. Because of the salt in the water, a process known as osmosis will draw water from the potato in an attempt to equalize osmotic pressure of the potato cells and the surrounding salt water.

Explanation:

The innervation of the motor cortex to various body parts can be diagrammed as a motor homunculus.

The motor cortex is responsible for voluntary movements of the body. The organization of the motor cortex can be represented as a map or diagram, known as the motor homunculus. This map depicts the relative proportion of the motor cortex dedicated to controlling specific body parts, with the areas that have more cortical representation being more finely controlled. For example, the hands and face have a larger representation in the motor homunculus compared to the trunk and legs, indicating greater fine motor control of these body parts. This map helps to explain how different areas of the brain are involved in controlling different movements of the body.

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Answer:

Electricity. Coal alone provides half the electricity in the United States. ...

Heating. Oil and natural gas are commonly used for heating homes as well as providing heat for industrial applications.

Explanation:

Answer:

they will increase

Explanation:

constant increase in population is leading to increased demand for land. hence more trees will be cut down for land hence high co2 levels due to reduced photosynthesis.

high popn. also leads to more pollution hence high co2 conc.

A missense mutation that prevents the a1 protein from interacting with the alpha2 protein in a diploid mata/matalpha yeast strain can result in the loss of repression of haploid-specific genes and the inability to form diploid-specific structures.

In a diploid mata/matalpha yeast strain, the a1 and alpha2 proteins play critical roles in regulating gene expression and cell type determination. When the a1 protein interacts with the alpha2 protein, they form a complex known as the a1/alpha2 repressor, which represses the expression of haploid-specific genes and promotes the formation of diploid-specific structures.

A missense mutation that prevents the a1 protein from interacting with the alpha2 protein would disrupt the formation of the a1/alpha2 repressor complex. As a result, the following phenotypes may occur:

Loss of repression of haploid-specific genes: The absence of the a1/alpha2 repressor complex would lead to the derepression of genes that are typically expressed in haploid cells. This could result in the expression of haploid-specific traits in the diploid cells.

Inability to form diploid-specific structures: The a1/alpha2 repressor complex also plays a role in the formation of diploid-specific structures, such as the formation of the diploid-specific cell wall. A mutation that disrupts the interaction between a1 and alpha2 may impair the ability to form these structures properly.

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Based on value of change in shoot biomass, the study reveals that late plants benefited most from the introduction of soil invertebrates whole the early plants were worst affected.

Ecology is the study of living organisms and their interactions with one another and their non-living environment.

From the observation of the study conducted:

Therefore, it can be concluded from the study that late plants benefited most from the introduction of soil invertebrates whole the early plants were worst affected.

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Answer:

here

Explanation:

Their environment contains consumable resources, which humans prioritize over the animals. Dolphins.

They ARE consumable resources. Whales.

There exist powerful systems (cultural, economic, government) which propagate consumption or exploitation. Tiger bones. Elephant tusks.

Certain species are obscure, ugly, difficult to care about, or are at inaccessible locations. Certain bats.

As long as humans eat 3 meals a day and have a place to live, basically nobody cares. So agents in power (governments, institutions) are hard to pressure.

The human population is increasing exponentially.