2. An atom consists of 21 protons 22 neutrons and a number of electrons which
information will be MOST helpful in determining the atom's identity
The number of protons and neutrons
The number of protons
The number of electrons
The number of valence electrons
CUERALL

Answers

Answer 1

Answer:

the number of valence electrons cuerall


Related Questions

The law of___________explains how traits are inherited through generations.

ANSWER CHOICES: Alleles,dominance,Generations,and codominance

Answers

Answer:

alleles

Explanation:

alleles have genetic info in them

explain why tge plant roots would take in more water after the plant has turned 1000 sucrose molecules into 2000 glucoses. Use the terms osmosis, concentration gradient, hypertonic, hypotonic

Answers

Answer:

I dont know just say because the plant is built different

Explanation:

THE PLANT IS BUILT DIFFERENT

What is the complementary strand of DNA that is made during DNA replication if the template/parent strand of DNA reads ATG GGC CAT?
A. TAC CCG GTA
B. UAC CCG GUA
C. ATG GGC CAT
D. CGA AAT AGC

Answers

The answer to this is A. The complementary strands are A-T, T-A, G-C, C-G, and U-A

The complementary strand of DNA that is made during DNA replication if the template/parent strand of DNA reads ATG GGC CAT is TAC CCG GTA. Thus, the correct option for this question is A.

What is DNA replication?

DNA replication may be defined as a type of biological process through which two identical replicas of DNA form from one original DNA molecule. This process makes a copy of the DNA in a cell is made before the cell divides.

When it comes to the complementary strand of DNA, either of the two chains makes up a double helix of DNA, with corresponding positions on the two chains being composed of a pair of complementary bases.

For example, if Adenine A is present in the parental DNA, then it should be complementarily bounded to the thymine and vice versa. Similarly, if Cytosine is present in the parental strand of DNA, then it should be complementarily bounded by guanine and vice versa.

Therefore, the correct option for this question is A.

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A) what is a niche?
B) what is meant by the term 'ecosystem'?

Answers

Answer:

A niche is the “job” or role an organism plays in its community.

Ecosystem refers to a biological community of interacting organisms and their physical environment.

Explanation:

Why are organisms classified?
A. biologists use a system of classification to group organisms based on their size
B. biologists use a system of classification to group organisms based on their political view
C. biologists use a system of classification to group organisms based on their birth date
D. biologists use a system of classification to group organisms based on their similarities

Answers

The answer is D
:)))))

A cell with two pairs of each set of chromosomes is called a diploid cell. These cells are typically found throughout the body tissues and are called [ germ / somatic ] cells.

Answers

the answer is somatic cells :)

Answer:

somatic

Explanation:

Electrons fill energy levels starting with the levels __________________
(close to or away from) the nucleus.

Answers

I think it might be away

Electrons fill energy levels starting with the levels that are close to the nucleus. The levels are called orbitals and each orbital must be filled before the next orbital can be filled also the 1st orbital can only hold 2 electrons.

Why does it take longer for your body to break down complex carbohydrates than simple carbohydrates?

Answers

Explanation:

complex carb pack more nutrients are simple carbs that are high in fiber and digest more slowly this makes them more ceiling which means a good option to for weight control

The small intestine is where carbohydrates are chemically broken down, instead of the stomach. The disaccharides and pancreatic amylase complete the chemical cleavage of digestible carbs.

What are the complex carbohydrates in the body?

The building blocks of large polysaccharides are lengthy, complicated chains of sugar molecules.

Peas, beans, whole grains, and vegetables are examples of foods that are sources of complex carbohydrates. The body converts simple and complex carbohydrates into glucose (blood sugar), which is then used as fuel.

Longer-lasting blood glucose increase and longer-lasting energy elevation are produced by complex carbs.

Therefore, complex carbs are more efficient in giving the body energy, which is the main purpose of carbohydrates.

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is blood blue in your veins and if not, why are your veins blue

Answers

Answer:

No blood is not blue

Explanation:

veins look blue because light has to penetrate your skin to illuminate them as blue.

Answer:

No your blood is not blue in your veins. Veins look blue because light has to penetrate the skin to illuminate them

Explanation:

My sister is a certified phlebotomist

For the initial year of a summer camp, 56 girls and 64 boys enrolled. Each year thereafter, 18 more students enrolled in the camp. Let t be the time (in years) since the camp opened. Part A: Write a function rule for the total number of students enrolled t years after the camp opened.

Answers

Answer:

[tex]f(t)=120+18t[/tex]

Explanation:

We know that for the initial year of a summer camp, 56 girls and 64 boys enrolled.

The total children enrolled for the initial year can be calculated as :

[tex]56+64=120[/tex]

Each year, 18 more students enrolled in the camp.

The variable ''[tex]t[/tex]'' represents the time in years since the camp opened.

The following expression :

[tex]18t[/tex]  

represents the extra children enrolled each year

If we sum, we can obtain the following expression :

[tex]120+18t[/tex]

which is the function [tex]f(t)[/tex] for the total number of students enrolled [tex]t[/tex] years after the camp opened.

The function rule is [tex]f(t)=120+18t[/tex]

For example, when [tex]t=0[/tex] ⇒

[tex]f(0)=120+18(0)=120[/tex]

which is the original amount of enrolled children when the summer camp opened.

When [tex]t=3[/tex] ⇒

[tex]f(3)=120+18(3)=174[/tex]

which is the expected value for the total number of students enrolled 3 years after the camp opened.

What is the definition of Osmosis?

Answers

Answer:

a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane.

Explanation:

Osmosis is a special case of diffusion. Water, like other substances, moves from an area of higher concentration to one of lower concentration. ... In this example, the solute cannot diffuse through the membrane, but the water can. Water has a concentration gradient in this system....!!!!!!!!!...!!!!!!

Which has become the greatest source of environmental change a) acid rain b) energy c) conservation d) human activity

Answers

Answer:

human activity, i think.

Answer:

human activity

Explanation:

Humans can build things acid rain and the others cant,Human Activity has changed most of everything

All cells are able to continue living because of their ability to (1) produce food (2) excrete wastes (3) Produce offspring (4) Produce hormones​

Answers

Answer:

It is 1) produce food

Explanation:

I had this question on my test last week

What would be the amino acid sequence for the mRNA strand AGGCAGUUG?

Answers

Answer:

please tell me if my answer is not helpful

Explanation:

Finish mRNA depletion & library generation in under 6.5 hours. Compatible with Illumina NGS systems. Request a sample. Higher success rates. Easier protocol. Includes cleanup beads. Includes adaptors. Feedback at each step. Lot to lot consistency.

please tell me if my answer is not helpful

Which statements best describe science? Check all that apply.
Science uses beliefs and opinions to construct explanations.
Science is resistant to new information.
Science is supported by facts and processes.
Science involves observation and experimentation.
Science continually changes and is constantly updated.

Answers

Answer:

3,4,5

Explanation:

The first two are false

Answer:

345

Explanation:

Which statement best explains the shape of these layers of rock?
O A. Stress caused by forces that pull on both sides of an area of the
crust made the rock melt.
O B. Stress caused by tectonic plates moving at a transform boundary
made the rock break.
O C. Stress caused by a collision between two tectonic plates made the
rock bend
O D. Stress caused by the weight of the upper layer of rock made the
rock tilt

Answers

Answer:

C. Stress caused by a collision.........made the rock bend.

Answer:

C. Stress caused by a collision between two tectonic plates made the rock bend

Explanation:

what is the biodiversity score of farmland (maize)?

Answers

Answer:

Required Answer:-

The intensification of agriculture has caused dramatic declines in farmland biodiversity (Carvalheiro et al., 2013; Senapathi et al., 2015). Since the 1990s, agricultural policies have been developed in Europe to mitigate this loss through agri-environmental schemes (AES). One AES is “sown wildflower strips”, the aim of which is to create new ecological infrastructures by sowing attractive wild flowers on arable land (a few % of the cultivated area). These ecological infrastructures fall within our definition of MIMS since they represent a massive introduction of managed species in the landscape.

what is sexual reproduction​

Answers

Answer:

the production of new living organisms by combining genetic information from two individuals of different types (sexes). In most higher organisms, one sex (male) produces a small motile gamete which travels to fuse with a larger stationary gamete produced by the other (female).

Answer:

I think this answers you help u

Welp help :( I need a very good explanation ​

Answers

Much of the Earth’s biodiversity, however, is in jeopardy due to human consumption and other activities that disturb and even destroy ecosystems. Pollution, climate change, and population growth are all threats to biodiversity. These threats have caused an unprecedented rise in the rate of species extinction. Some scientists estimate that half of all species on Earth will be wiped out within the next century. Conservation efforts are necessary to preserve biodiversity and protect endangered species and their habitats.

Explanation:

The way people use land can affect the levels of nutrients and pollution in soil. Any activity that exposes soil to wind and rain can lead to soil loss. Farming, construction and development, and mining are among the main activities that impact soil resources.Over time, many farming practices lead to the loss of soil.

And as for land ita the same we construct bulidings and dig mines it damages the land. And as land is imporatant for survival of all the of the biosphere we are definntelt responsible for it as well.

Our water resources face a host of serious threats, all of which are caused primarily by human activity. They include sedimentation, pollution, climate change, deforestation, landscape changes, and urban growth. And again it it affects the biodiversity of water preety badly. The marine animals suffer because of our causes.

Biomagnification occurs when the concentration of a pollutant increases from one link in the food chain to another (i.e. polluted fish will contaminate the next consumer and continues up a tropic food web as each level consumes another) and will result in the top predator containing the highest concentration levels. It starts a chain reaction originating from our doings.

pollutants accumlate in bodies of fishes beacuse, they eat unhygienic and non fishFriendly stuffs,it passes on to onother fish.

Humans have come to rely on fossil fuels to power cars and planes, heat homes, and run factories. Doing these things pollutes the air with carbon dioxide. Other greenhouse gases emitted by natural and artificial sources also include methane, nitrous oxide, and fluorinated gases. It leads to destroying of ozone layer in antartica and durther affecting the biodiversity of animals as well as of ourselves.

Biodiversity is the amount of variety of life on Earth. Healthy ecosystems and rich biodiversity: ... Increase ecosystem productivity; each species in an ecosystem has a specific niche—a role to play. Support a larger number of plant species and, therefore, a greater variety of crops. Even if a single animal is cut from the biodiversity( ie. Extinct) the whole of the food chain will collapse

Threats to Biodiversity. The greatest threat leading to the loss of biodiversity is the human race. As our population grows together with our need for food, water, industry, transportation, and home comforts, it takes over natural ecosystems and replaces them with unnatural.

Identify locations of critical wildlife habitat for species at risk and the threats to these areas. Where possible, eliminate threats and maintain natural areas. Leave critical wildlife habitat undisturbed, especially nesting and denning sites. Promote wildlife use by setting up bird and bat houses. And reduce the no of cars and automobiles there are. Avoid usimg of plastic and toxic substances as it causes further harm to biodiversity.

In the its our fault thw animals are close to extinction or alredy extinct. The least we can so is help to conserve and preserve our beautiful and diverse biodiversity.

:)

A cell is to a board game as ____________ is to the rule book.

Answers

Nucleus is to rule book

What do cells need to do between divisions to make sure that they don’t just get smaller and smaller?

Answers

Answer:

The DNA must be copied so there is a full set of DNA to pass on to each daughter cell.

Examine the unbalanced equation.
KClO3 → KCl + O2
What is the best classification for the unbalanced equation's reaction?

A.) decomposition
B.) combustion
C.) displacement
D.) synthesis

Answers

The answer is A.) decomposition

Got a 100% Hope that helps

If the heart becomes damaged or weakened, how will this affect the body’s systems?


The circulatory system will not function well, which will affect all other body systems.


Only the circulatory and respiratory systems will be affected.


Only the nervous system will be unable to function.


The muscular system will strengthen the heart.

Answers

Explanation: your answer is A

Answer:

The circulatory system will not function well, which will affect all other body systems. A.

Explanation:

I did the quiz. hope that helped :)

help me with this please​

Answers

Answer:

A. Type of rose bush

B. The number of flowers on each bush

C. Sunlight ,Amount Of Water, Temperature

A LEAF IS GREEN BECAUSE……
HELP ME AND ILL PUT U ON BRAINLIEST !
- THANKYOU

Answers

The answer is definitely A

10 common wetland plants native to Georgia

Answers

Answer: its Georgia

Exampl:

What kingdom is the sting ray in?

Answers

Answer: they are found in Plesiobatis daviesi

i do not tell a lie change into passive voice​

Answers

Answer:

let a lie not be told into passive voice

Some fish that live in pitch-dark caves have things that look like eyes but do not see.

Are their eyes best described as an exaptation or a vestigial adaptation?

Answers

Answer:

It is adaptation

Explanation:

I had this question on my test last week

How do you know that energy and matter are conserved during the process of cellular respiration?

Answers

Answer:

Energy and matter are conserved in cellular respiration because it has identifiable inputs and outputs. These can be modeled with chemical equations.

Food undergoes chemical reactions in organisms to generate new molecules for growth or energy. Therefore, energy and atoms are conserved during cellular respiration.

What is conservation of energy and matter in cellular respiration?

The law of conservation of energy states that energy cannot be created or destroyed but can be changed from one form to another. The law of conservation of matter states that the total mass within a closed system that does not allow matter or energy to escape should remain constant. However, the law of conservation of energy states that energy can change from one form to another.

The process of cellular respiration is an example of a chemical reaction, which involves the transformation of one type of matter into another. A chemical equation describes this change in molecular structure. This is the cellular respiration chemical equation:

[tex]C_{6} H_{12} O_{6} + 6 O_{2} = > 6CO_{2} + 6H{2}0 + energy[/tex]

(Glucose + Oxygen yields Carbon Dioxide + Water + Energy)

Therefore, the amount of carbon dioxide atoms released by respiration is the same as the amount of  atoms in the oxygen and carbon that were changed.

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At a dinner party, two desserts are being served. Six of the guests choose cheesecake, and eight of the guests choose apple pie. Write two associated part-to-whole ratios for this situation, in simplest form. Then, interpret these ratios within the situation. What is the pressure inside a 2.0 L bottle filled with 0.25 mol of carbon dioxide gas at 25 C? The centroid cuts each median into two segments. The shorter segment is _ _ _ _ the length of the entire segment. Brianna bought 6 packs of gum. Each pack contained a dozen sticks ofgum.How many sticks of gum did she buy? * A landlord owns 3 condominiums, a 1-bedroom condo, a 2-bedroom condo, and a 3-bedroom condo. The total rent she receives is $1240. She needs to make repairs on thecondos, and it costs 10% of the 1-bedroom condo's rent for its repairs, 20% of the 2-bedroom for its repairs, and 30% of the 3-bedroom condo's rent for its repairs. The totalrepair bill was $276. The 3-bedroom condo's rent is twice the 1-bedroom condo's rent.How much is the rent for all three condos? What is the temperature 0 Kelvin called? What happens at that temperature? These days, too many teachers try to seem "cool" by focusing lessons on pop music, sports, and other common student interests. But this causes students to miss out on learning about classic literature and other topics they might enjoy. According to English professor Dominique Parks, a majority of great American authors first became interested in writing when they read famous literature in school. Which statement best evaluates the use of evidence in this passage? A. The evidence is credible because it cites an expert who has studied the topic B. The evidence is not credible because it lacks a specific statistic. C. The evidence is relevant because it supports the point that schools have lost their values. D. The evidence is not relevant because it is about classic literature, not pop music. Sealed containers of fizzy drinks contain dissolved carbon dioxide. The dissolved CO2 is in equilibrium with a small quantity of gaseous CO2 at the top of the container. Find partial pressure of CO2 gas in 355 ml can of fizzy drink at 25C if the concentration of CO2 in the fizzy drink 0.1 M. Given that Henrys law constant for CO2 is 3.3 x 10-2 M atm-1. What mass of CO2 is dissolved in a 355 ml can of fizzy drink when it is stored at 25C. 5. Which chapter title provides the best hint about the main idea of the chapter?Friends and FamilyDon't Think About ItIn the Last SecondA Police Officer's Day A triangle on a coordinate plane is translated according to the rule T-3, 5(x, y). Which is another way to write this rule?VX(x,y) - (x - 3, y + 5)O (x, y) - (x-3, y-5)(x,y) - (x + 3, y-5)O(x, y) - (x + 3, y + 5) There are 260 students in 6th grade at meghan's school if 15% of them play a instrument how many 6th graders at meghan's school play an instrument ? Match these solutions with their examples:Liquid in liquidSolid in liquidgas in liquidgas in gassolid in solidliquid in solidGas in solidExamplesA. AirB. seawaterC. marshmallow What is the price of a stock today if it pays a Dividend TODAY of $2. Its growth rate is 5%, and its market return is 12%? A water tank leaked 14 gallons of water over eight hours at a constant rate what was the change in the amount of water in gallons in a tank each hour please help me due in a few minutes Find the slope of a line perpendicular to each given line.y = 1/4x - 4please help asap its timed What are the Characteristic of Barque music? How would you describe Barque music? what are the names of three planes that contain Point G a document contains a list of items that appear in no particular order. what is the best way to format the list What is the y intercept of y= -3x-2