Which vitamin helps in the production of red blood cells and supplies oxygen to cells?
a) iron
b) protein
c) copper
d) calcium​

Answers

Answer 1

Answer:

iron

Explanation:

iron helps in blood making


Related Questions

The Great White Shark is one of the most fearsome predators in the ocean. Why is it mainly found in colder temperate seas

Answers

Answer: The are found in colder seas because that is where its prey lives and they have a high metabolism.

True or False? Rainwater from storms can cause erosion as soil is washed away from hillsides.

Answers

most likley true?

im not sure but imma go with true

True i’m pretty sure

If Walter waters his plants daily, then his plants will grow. Walter's plants are not growing. Thus, we can conclude Walter has not been watering his plants. Is this an example of inductive or deductive reasoning

Answers

Answer:

The correct answer is - deductive reasoning

Explanation:

Deduction reasoning is a general reasoning process that starts from a basic or general thought or idea and then a conclusion is based upon that idea. These ideas are presumed to be true and known. It is a deductive argument that based on known premises and conclusions would be specified.

Inductive reasoning provides specific cases to more general, but not necessarily true, conclusions. In the given question the ideas or premises are more specific and perceived to be true and the conclusion is specific thus, it is a deductive reasoning.

A genetic engineerer purposefully plans to apply jolts from electricity (electroporation) or high heat to bacterial cell walls during transformation. Why would she do that

Answers

Answer:

In order to increase the permeability of the cell membrane.

Explanation:

A genetic engineerer apply jolts from electricity or high heat to bacterial cell walls during transformation in order to increase the permeability of the cell membrane. Increasing permeability of the cell membrane allows the genetic engineerer to insert the desired chemicals, drugs, or DNA into the cell. If she did not increase the permeability of the cell, no or less materials pass through the membrane and there is less chance of having transformation.

When trees are cut down, their roots no longer hold the soil in place. Which of the following is NOT an effect of this happening?
Group of answer choices

Soil washes away more easily.

Plants are able to grow more easily.

Fewer plants are available for animals.

Nutrients that help plants grow can wash away.

Answers

Answer:

Plants are able to grow more easily.

Explanation:

Due to the loss of trees, the roots keep the surrounding soil hydrated allowing plants and trees to grow, without trees the dirt slowly will become very dry and cracked, causing the dirt to become dehydrated, which makes plants die because the water will go straight down low where plants cant reach.

what Occurs when the agents of erosion (water, wind, ice, gravity) slow down
or stop, and lay down sediment.

Answers

Answer:

then landscape would rarely happens and the there will be a lot of rocks  smooth surface

Explanation:i really don't know

2. Which statement represents the major
concept of the biological theory of evolution?

Answers

Answer:

Present-day organisms on Earth developed from earlier, distinctly different organisms.

Explanation:

That's what evolution is.

The statement that represent the major of the biological theory of evolution is a new species moves into a habitat when another species becomes extinct.

What is the theory of evolution?

There are five theories of evolution given by biologist at different times. These theories are:

common descent,gradualismmultiplication of speciesnatural selection.

The options are attached:

A) A new species moves into a habitat when another species becomes extinct.

B) Every period of time in Earth's history has its own group of organisms.

C) Present-day organisms on Earth developed from earlier, distinctly different organisms and share a common ancestor.

D) Every location on Earth's surface has its own unique group of organisms.

Thus, the correct option is A) a new species moves into a habitat when another species becomes extinct.

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Drag the tiles to the correct boxes to complete the pairs.
Match the deep-sea minerals to their characteristics

cobalt crusts
polymetallic sulfides
manganese nodules

found loosely on the ocean bed
form on submerged rock surfaces
form conical chimney-like structures

Answers

Answer:correct answer

Took the test

Explanation:

Manganese nodules are found loosely on the ocean bed, cobalt crusts are the minerals which are formed on the submerged rock surfaces, and the polymetallic sulfides are form conical chimney-like structures.

What are the deep-sea minerals?

Minerals which are found in the seabed, such as the cobalt, manganese, nickel, and all the rare earth elements, are some of the important components of the smartphones, steel, and also the green technologies which are including the solar cells, electric vehicles, and the wind turbines. Some of these minerals which are found in deep sea are rare on the land. Deep-sea mining could provide a valuable source of these minerals.

Manganese nodules are found loosely on the ocean bed, cobalt crusts are the minerals which are formed on the submerged rock surfaces, and the polymetallic sulfides are form conical chimney-like structures.

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BRAINLIEST FOR BEST ANSWER

1.Astronomers have made great strides in sending probes out to other planets and moons in our solar system. If they were to find a living creature some place other than Earth, how could DNA analysis help them better understand the organism? Explain in 1–2 sentences.(2 points)

Answers

A DNA analysis can help determine is the species is related to any other organism like on earth. You could also measure the number of (mutations) between them to understand is the species are closely or distantly related.

what is a strategy? and how can you apply it to every day life

Answers

Answer:

Plan. Once you have the information, you can make a plan.

Experiment. The whole point of being strategic is to always find better ways to do stuff – in less time and for maximum productivity.

Think. That should be done at every step of the process, all the time.

Track.

Explanation:

hope this helps you

When an animal exhales, it releases carbon into the atmosphere. What is another way in which an animal is part of the carbon
cycle?
OA. When an animal sweats, it releases carbon back into the atmosphere through the process of transpiration.
OB. When an animal dies, bacteria release carbon in the body during the process of decomposition.
Oc. When an animal burrows in the ground, it absorbs carbon from the soil.
OD
When an animal urinates, it transmits carbon monoxide to water in the water cycle.

Answers

Answer:

Passing carbon from one organism to the next

When an animal eats a plant, carbon from the plant becomes part of the fats and proteins in the animal. Decomposers and some animals, called detrivores , feed on waste material from animals, and the remains of dead animals and plants.

Explanation:

please help with my biology

Answers

Answer:

Substitution

Explanation:

Deletion would be deleting (C)

Insertion would be inserting another letter

Answer:

C. Substitution

Explanation:

Mutations occur when a gene sequence is changed in one way or another. In this case, the 6th base, C, was swapped with an A. This is a substitution mutation where one base is substituted for another. An easy way to tell this is substitution is that the number of bases does not change in the mutated sequence.

Ava’s mother is an engineer. Ava was curious about the ways technology or engineering might be able to reduce the amount of carbon in the air. Which of the following is an engineering process that would reduce carbon in the air?

A. Increase the use of current alternative energy sources.
B. Develop cooperation with other governments.
C. Reduce the use of fossil fuels.
D. Filter carbon and store it underground.
help!!!

Answers

Answer:

reduce use of fossil fuel

QUICK CHECK
Number of attempts allowed: 1
To show your understanding of the text, answer the questions below. First, read the text about this day in New York City. "Think about that text
answering the following question:
Which of these statements does not show a cause-and-effect relationship?
There is bad weather outside, so kids are staying inside
O Parents sigh because their kids cannot play outside
O Basketball players stay in the school yard and argue,
Parents keep their kids inside, and, as a result, the kids complain.

Answers

where is the text about the day in new york city? and this isn’t bio but it’s the last one

Word Bank: brain, instincts, interpreted, organs, reflexes, spinal cord, senses Notes
The central nervous system includes the _______ and _______.
Signals from _______ and the body's _______ are received by the brain and the spinal cord.
Once signals are processed and _______ by the central nervous system, a response is sent back to the body.
A central nervous system is also responsible for programming _______ and _______.

Answers

Answer:

The central nervous system includes the nerves and pressure points

Signals from  and the body's movements are received by the brain and the spinal cord.

Once signals are processed and _______ by the central nervous system, a response is sent back to the body.

A central nervous system is also responsible for programming _______ and _______.

Explanation:

Pretty easy question (s) but I am not good at explaining things so I need help

There is 5 different scenarios. Describe how these scenarios happen.

Answers

I'm guessing the rocket scenario is the first one and the asteroid one is the last. That being said...

1) The fuel in the rocket provides it with the energy it needs to propel itself into space. The rocket throttles at the bottom, allow it to break free from the earth's gravity by pushing against the earth's greater mass.

2) If you are inside of the bus, in a fixed spot not moving, and the bus is moving. That means you are moving in the same direction as the bus. If it stops, you're still moving at the speed that it was once originally moving at. Obviously, since you weigh less than the bus you are going to fly forwards.

3) There is no gravity or friction in space, so items won't slow down no matter what. Even if an object such as a meteor is flung into space with the tiniest bit of force it will keep flying through space at a consistent speed, since there's nothing to slow it down... unless it hits something else.

4) Looking back at the previous answer, the asteroid is flying through space at a consistent speed (which is really fast). Suddenly it comes in close range to the moon which is bigger in size, and thus has a stronger gravitational pull, and pulls the asteroid into it's field.

How is gamete different from other type of cells in a persons body?

A. It has four times the number of chromosomes
B. It has no chromosomes
C. It has twice the number of chromosomes
D. It has half the number of chromosomes

(I’ll give points + brainalist for the correct answer)

Answers

Answer:

d

Explanation:

it has half the chromosomes

As a population grows past the ecosystem's ______ the size of the population will _____ until the size of the population stabilizes at a constant level

Answers

Answer:

carrying capacity , increase

Explanation:

Up to the the population carrying capacity the the population will increase to give a perfect balance and when the population will be much then the population will decrease.

what is adaptive radiation​

Answers

Answer:

Adaptive radiation is the process where organisms diversify rapidly from an ancestral species to a multitude of different, new forms. More particularly when a change in the environment makes new resources available.

Why does glucose more soluble in water comparing to benzoic acid?
Thanks :)​

Answers

Answer:

because it dissolves in water very well

Explanation:

What is the difference between convergent plate boundaries that have plates of the same density to convergent plate boundaries with plates of different densities.

Answers

Answer: If they have the same density, they will be pushed up together creating a mountain. If the plates have different density then the one with more density overlaps the other.

Explanation:science

How does soil sequester CO2 from the atmosphere?

Answers

Explanation:

Soil Carbon Sequestration. Soil carbon sequestration is a process in which CO2 is removed from the atmosphere and stored in the soil carbon pool. This process is primarily mediated by plants through photosynthesis, with carbon stored in the form of SOC.

suggest why a glass tank with water was placed ​

Answers

Answer:

The two layers of glass provides protection from the heat of the lamp, and the water level moves down rapidly as the gas is collected.

This is the Answer for your question :3

I hope you are having a great day ❤️❤️❤️

3. Which statement describes a difference between
the nitrogen and carbon cycles?
a. The carbon cycle involves only plants.
Ob. The nitrogen cycle requires a process
called nitrogen fixation that is carried out by
certain bacteria.
O c. The carbon cycle requires freezing
temperatures.
d. The nitrogen cycle occurs entirely in
the ocean.

Answers

Answer:

a.

Explanation:

The carbon cycle involves only plants. The nitrogen cycle requires a process called fixation, which makes the nitrogen more usable for living organisms. The carbon cycle requires that temperatures be above 27 °C (80 °F).

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The statement that best describes a difference between the nitrogen and carbon cycles is the nitrogen cycle requires a process called nitrogen fixation that is carried out by certain bacteria.

What are the main differences between the nitrogen and carbon cycles?

The main difference between nitrogen cycle and carbon cycle is that nitrogen cycle describes the conversion of nitrogen into multiple chemical forms and its movement between the different ecosystems. Whereas the carbon cycle describes the movement of carbon and its multiple chemical forms between the atmosphere, lithosphere and hydrosphere.

Microbes are involved in the nitrogen cycle process. Both plants and animals participate in the carbon cycle.

Thus, the statement that best describes a difference between the nitrogen and carbon cycles is option (b).

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Please help this is science

Answers

[tex]\sf\purple{23}[/tex] (No. of chromosome pairs) x 2 = [tex]\sf\red{46}[/tex] (No. of chromosomes)

................................................MORE:-Humans have 23 pairs of chromosomes, for a total of 46 chromosomes.The two types of chromosomes are:-[tex]\sf\blue{Autosomes}[/tex] - There are 22 pairs of autosomes in humans. [tex]\sf\pink{Gonosomes\:or\:sex\:chromosomes}[/tex] - They are X and Y chromosomes. In the case of males, they have one X and one Y chromosome, while females possesses two X chromosomes...................................................

[tex]\circ \: \: { \underline{ \boxed{ \sf{ \color{green}{Happy\:learning.}}}}}∘[/tex]

Where does Streptococcus store its genetic information?

Answers

Bacterial chromosome

The DNA of most bacteria is contained in a single circular molecule, called the bacterial chromosome. The chromosome, along with several proteins and RNA molecules, forms an irregularly shaped structure called the nucleoid. This sits in the cytoplasm of the bacterial cell

Answer: Bacterial chromosome

Explanation:

How can you tell from a food web which organisms will have the greatest biomass?

Answers

Answer:

How can you tell from a food web which organisms will have the greatest biomass?

The tropic level contains the greatest biomass in most ecosystems is producers. This occurs because producers get their energy from the sun, the sun is the most available resource, so there are the most at that level.

Explanation:

I hope that this answer has helped you to more thoroughly understand your question asked. If you have any further questions, please do not hesitate to ask them below.

Have a great rest of your day/night!

explain why a source of nitrogen is added to the fermenter

Answers

Nitrogen is essential to yeast growth and yeast metabolism. In winemaking, YAN plays a key role at two different levels: It represents an important nutritional factor for yeasts during alcoholic fermentation due to its function in protein synthesis and sugar transport.

MacConkey Agar contains crystal violet which binds to gram positive bacteria, preventing them from growing. The media turns yellow in response to the production of acid when lactose is fermented. Which two terms best describe this media

Answers

Answer:

The media describes Selective  and Differential.

Explanation:

Given - MacConkey Agar contains crystal violet which binds to gram positive bacteria, preventing them from growing. The media turns yellow in response to the production of acid when lactose is fermented.

To find - Which two terms best describe this media ?

Proof -

The media describes Selective  and Differential.

Reason -

MacConkey is a selective and differential media.

This media is used to selectively isolate gram-negative bacteria from other bacteria and differentiate them on the basis of lactose fermentation.

Lactose fermenters turn red or pink on MacConkey agar, and non-fermenters do not change color.

Reproductive system
Explain How does a fetus get nourishment up
until the time it is born?

Answers

Answer:

The fetus gets it's nourishment through the umbilical cord that is connected to the mother's uterus

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Problems 1-2, which symbol should be used to make the values true; > or Xavier Co. wants to purchase a machine for $36,600 with a four year life and a $1,200 salvage value. Xavier requires an 8% return on investment. The expected year-end net cash flows are $11,600 in each of the four years. What is the machine's net present value 60 points!!!India is facing a significant challenge with regard to its population. Which of the following statements best explains what is happening in India today? A Its population is aging. B. Its population is shrinking. C. Its population is growing too quickly. D. Its population is not growing quickly enough. Please select the best answer from the choices provided B oc A triangle has sides of lengths 15, 23, and 28. Classify the type of triangle?*RightObtuseAcutenot a triangle For each part below, use the figure to fill in the blank.If necessary, you may learn what the markings on a figure indicate.(a) Find mZF(b) Find ABD6046010060m 2F = 0AB = 0Continue 2021M Based on this article, which of the following inferences can be supported? You dissolve 14 g of [tex]Mg(NO_{3} )_{2}[/tex] in water and dilute to 750 mL. What is the molarity of this solution?Show your work Decide if the following sentence is contextually CORRECT or INCORRECT.Paul n'a pas beaucoup de cheveux sur la tte.O CorrectO Incorrect Which of the following was NOT a trading community set up by Persian and Arab merchants?O SofalaO MombasaO NairobiO Kilwa links will be reported brainliest!! I can't think of any right answer? Two dogsa boxer and a poodlewere the first to have their entire genomes sequenced. The dog genome contains 2.8 billion2.8 billion base pairs across 3939 pairs of chromosomes. They have 19,00019,000 protein-coding genes, most of them with close counterparts in other mammals, including humans. What is the total number of chromosomes in a dog? 4) Number of rational numbers between 3 and 4 are _______ *1 pointUncountable423 Solve the right triangle. Round decimal answers to the nearest tenth.PLS PLSS HELPPPP 25 POINTSSS X and y are integers 3(5 p - 1 p ) - 4 ( 3 p -7) when p = 4 Five times the sum of a number and 27 is greater than or equal to six times the sum of that number and 26. What isthe solution set of this problem?(-0, -21) (-00,-21] [-21, +00) (21, +00) Which number is the numerator in the fraction 1/2 Slove It!!! I need help! THIS 1 QUESTION IS WORTH 30 POINTS please help me This term referred to a ruler who followed in Muhammad's footsteps. 1. Imam2. Caliph3. Messiah4. Sultan