if there is 13% guanine in a DNA molecule how much cytosine and thymine would there be ?

Answer:

BTS DNA

Explanation:

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The answer is B. the number of cycles per second perceived by the human ear

I got this question right :)

The pitch is the number of cycles per second perceived by the human ear. The correct option is B.

The ability to assess sounds as "higher" and "lower" in the sense associated with musical melodies is known as pitch.

Pitch is a perceptual feature of sounds that allows their ordering on a frequency-related scale.

Pitch in physics refers to a sound wave's specific frequency, which is expressed in Hertz (Hz).

There are two ways in which these frequencies match musical notes. high tone: A high pitch is one that vibrates at a high frequency.

Pitch is a perceptual quantity that depends on the listener, but frequency is a physical quantity that indicates the number of vibrations per second. In truth, our ears perceive pitch rather than frequency.

The pitch is how many cycles per second the human ear can detect.

Thus, the correct option is B.

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Answer:

1. Archaeologist use radioactive isotopes to determine the ages of various objects, rocks and materials. This is called radioactive dating. Radioactive isotope Carbon-14 is widely used for this dating process.

2. Scientists use radioactive isotopes in agriculture to monitor or study the uptake and use of essential nutrients by plants from the soil. This helps to determine viability, productivity and nutritious ability of the plants on a piece of land.

3. Geologists commonly use radiometric dating methods, based on the natural radioactive decay of certain elements such as potassium and carbon, as reliable clocks to date ancient events. ... Atoms of the same element but with different number of neutrons are called isotopes of that element.

Answer:C: Determine the age of ancient artifacts.A: Understand the biological and chemical processes in plants.B: Determine the age of rocks and fossils.

Explanation:i got the answers right on the assignment.

Answer:

The south gets warm air.

Explanation:

The Earth splits into hemispheres, therefore, the north gets cold and the south gets warm weather. The southern hemisphere is closer to the equator.

Explanation:

All of the energy from the Sun that reaches the Earth arrives as solar radiation, part of a large collection of energy called the electromagnetic radiation spectrum. Solar radiation includes visible light, ultraviolet light, infrared, radio waves, X-rays, and gamma rays. Radiation is one way to transfer heat.

Answer:

solar radiation I'm sure

When recording a customer payment in the receive payment window one should choose a checking account. the correct option is D, checking account.

What is a checking account?

A checking account is a type of bank account that allows individuals or businesses to deposit, withdraw, and manage their funds easily.

Key features of a checking account:

The checking account represents the bank account where the payments will be deposited once they are grouped together. Selecting the Checking account in the Deposit To field, ensure that the received payments are properly tracked and recorded. This allows you to later group multiple payments for deposit to the bank.

Therefore, the correct option is D.

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Answer:

The answer is 42

trust me its 42

The excretion rate of the substance from the body is 50 mg/min.

The glomerular filtration rate depends on the secretion rate, reabsorption rate, and excretion rate.

Glomerular filtration rate = Secretion rate + Reabsorption rate + Excretion rate

Glomerular Filteration Rate- The volume of plasma filtered by the glomeruli in a given amount of time is known as glomerular filtration rate (GFR), and it is often calculated by measuring the rate at which a drug is cleared from the plasma. The National Kidney Foundation states that typical findings fall between 90 and 120 mL/min/1.73 m2. GFR levels will be lower in older individuals than usual since GFR declines with age.

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This is a simplified diagram of the carbon cycle, as it also involves water bodies and decomposer organisms that are not found in this case.

First, we have the carbon sources, these involve living organisms that through respiration, waste production, and decomposition expel CO2 into the environment. This includes terrestrial, marine, and even plant organisms that expel CO2 when they breathe.

Another source of carbon is manufacturing, human activities, and natural disasters such as volcanic eruptions. All these factors together promote the production of CO2 and release it into the environment.

To close the cycle, plant organisms take carbon from the environment (CO2) and through photosynthesis use it to produce sugars that can be consumed by the organisms again.

The white shark would be in the middle of the image along with the other organisms.

If a person in the United States is exposed to rabies, the most likely culprit is wild bats. The correct option is c.

Rabies is a viral disease that affects the central nervous system and can be transmitted to humans through the saliva of infected animals. While multiple animals can carry and transmit rabies, in the United States, wild bats are considered the most likely source of transmission. Here is a step-by-step explanation:

Rabies Transmission: Rabies is primarily transmitted through the bite or scratch of an infected animal. The virus is present in the saliva of the infected animal and can enter the body through broken skin or mucous membranes.

Wildlife Reservoir: In the United States, wildlife, particularly wild bats, serve as the main reservoir for rabies. Bats are the most common carriers of the virus and can transmit it to humans if there is contact with their saliva.

Domestic Animals: While domestic cats and dogs can also contract and transmit rabies, the number of reported cases in these animals is relatively low due to widespread vaccination programs. Nonetheless, it is still essential to ensure pets are vaccinated against rabies and avoid contact with wildlife.

Other Wild Animals: Other wild animals, such as raccoons, skunks, and foxes, can also carry rabies. However, the prevalence of rabies in these animals varies geographically, and their involvement in human cases is less frequent compared to wild bats.

In summary, if a person in the United States is exposed to rabies, wild bats are the most likely culprit. It is crucial to seek medical attention promptly if there is a suspected exposure to rabies, and follow appropriate preventive measures, such as post-exposure prophylaxis, to minimize the risk of infection.  Therefore, option c. is the correct answer.

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The correct answer is the letter A) for making amino acids

Plants require nitrates in order for them to make amino acids. Bacteria that are present in the soil convert the nitrogen into ammonium and nitrate, which are taken up by plants through the process of nitrogen fixation.

Condensation does not release carbon

We have to know that the central dogma of the molecular biology is about how the information flows from DNA to proteins. This way we have the following:

We can see here how the 2nd step of the central dogma is the transduction from

Answer:

A fissure or groove that separates the two hemispheres is called the great longitudinal fissure. The two sides of the brain are joined at the bottom by the corpus callosum. The corpus callosum connects the two halves of the brain and delivers messages from one half of the brain to the other.

Answer:

a.

Explanation:

Answer:

the heart, i took the quiz

Answer:

Combustion

Explanation:

"During combustion, oxygen is added to a molecule, which produces water in this reaction. Combustion also releases a lot of energy. "

"The general equation for a complete combustion reaction is: Fuel + O2 → CO2 + H2O."

Hope this helps! :)

Won't let me add sources :')

Answer:Yes

Explanation:Because the polocotus are slim that is why they are tolobotus.

Answer:

The correct answer is - Archaea.

Explanation:

Archaea is one of the three domains of life other than bacteria and eukarya. Archaea are prokaryotic organisms that are unicellular and present in very extreme conditions like salt environments or extreme heat.

Archaea used to be placed with bacteria but due to some closeness with the characteristic of eukarya as well as bacteria, it is placed as a separate domain. It lacks nuclei and has a cell wall in its cell.

Answer:

B, Kilograms.

Explanation:

We can compare this to another problem, to help you understand.

Chase is a puppy and doesn't weight a lot. Let's review the different metric units that we use for measuring weight. A milligram is for very tiny things such as a bean or a dust particle. A gram measures slightly heavier things like a paperclip or a pencil. A kilogram is used for things with definite weight, like a kitten or a dog.

The vet would have measured Chase in kilograms.

Hope this helped. :)

The nucleus and ribosomes work together because the ribosomes build proteins based on the genetic instructions they receive from the nucleus (Option b).

Ribosomes are specialized organelles that generate proteins by using the instructions from messenger RNAs, which are templates of gene fragments found in the cell nucleus.

In conclusion, the nucleus and ribosomes work together because the ribosomes build proteins based on the genetic instructions they receive from the nucleus (Option b).

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Answer:

B

.) The ribosomes build protiens based on the genetic instructions they receive from the nucleus.

Explanation:

Answer:

a disease that targets any organism in the population with similar traits

Explanation:

because they reproduce asexually, there is no genetic variation and because of that, they all have similar traits and if those traits were to be targeted, the whole population would be susceptible to the disease, making it harder to survive that

Of the nutrients listed, vitamin A has the greatest potential for toxicity when consumed in excess. Vitamin A is a fat-soluble vitamin that plays a crucial role in vision, immune function, and skin health.

However, consuming too much vitamin A can cause a range of negative health effects, including nausea, headache, dizziness, and, in severe cases, liver damage.
The recommended daily intake of vitamin A is 900 micrograms for adult men and 700 micrograms for adult women. Consuming more than 3,000 micrograms per day can lead to toxicity, especially if it comes from supplements or fortified foods. It is important to note that consuming high levels of vitamin A from animal sources, such as liver and fish oils, can increase the risk of toxicity.
While other nutrients listed, such as vitamin C, folate, and vitamin B6, can also have negative health effects when consumed in excess, they do not have the same potential for toxicity as vitamin A. It is important to maintain a balanced diet and avoid excessive intake of any nutrient, as too much of any nutrient can lead to negative health effects.

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Answer:

Explanation:

As,

DNA needs to be duplicated before the cell divides so that both new cells have the same amount of DNA

Answer:

Photosynthesis is the process by which plants use sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar.

Explanation:

photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.

Photosynthesis is a process by which plants and other organisms, such as algae, convert solar energy into chemical energy and use it to produce organic molecules. Photosynthesis is the main source of energy in the biosphere.

F. All of the above. This ensures that nodes are not too sparse, and the tree remains balanced.

A. All the leaves are at the same level: True, as B-trees maintain a balanced structure, which means all the leaves are at the same level.
B. Retrieval performance remains relatively constant: True, due to the balanced structure, retrieval performance in B-trees remains relatively constant even as the tree grows.
C. Insertions and deletions are complicated: True, as these operations may require splitting, merging, or redistribution of nodes in order to maintain the B-tree properties.
D. Nodes are required to have a minimum number of children to ensure fullness: True, as each node in a B-tree, except for the root, must have at least ceil(m/2)-1 keys, where m is the maximum number of children a node can have. This ensures that nodes are not too sparse, and the tree remains balanced.

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Armed members of the white league massacred 280 black men at the Grant Parish courthouse in grant parish, louisiana.

The White League was a white supremacist group formed in the late 19th century, primarily composed of Confederate veterans. Their goal was to undermine the political power and civil rights of black people and their allies. The Grant Parish massacre took place on September 28, 1874, during the Reconstruction era. The courthouse was targeted because it symbolized the progress made by the black community in gaining political representation.

The attack was a violent effort to suppress black voting and political influence, this massacre was part of a broader pattern of racially motivated violence and intimidation aimed at perpetuating white supremacy in the post-Civil War South. It serves as a tragic reminder of the challenges faced by African Americans in their struggle for equality and justice. So therefore the armed members of the White League carried out a brutal massacre at the Grant Parish courthouse in Louisiana, resulting in the deaths of 280 black men.

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The most likely length of an mRNA that will code for a polypeptide with 150 amino acids is >450 nucleotides.What is mRNA?

Messenger RNA or mRNA is a single-stranded RNA molecule that carries genetic information from DNA to ribosomes for protein synthesis. mRNA is synthesized from DNA through a process called transcription.Most genes contain information that codes for the production of proteins. These proteins, in turn, are involved in the development and function of all living organisms.

The length of mRNA depends on the number of nucleotides, which is determined by the number of amino acids required to make a protein.In general, every three nucleotides on the mRNA molecule code for a specific amino acid. A string of such amino acids forms a polypeptide.

The polypeptide chain forms a protein through folding and further modifications.The most likely length of an mRNA that will code for a polypeptide with 150 amino acids is greater than 450 nucleotides because each amino acid is coded by a sequence of three nucleotides. Therefore, 150 amino acids would require a coding sequence of at least 450 nucleotides.

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