Answer:The immune system protects your child's body from outside invaders, such as bacteria, viruses, fungi, and toxins (chemicals produced by microbes). It is made up of different organs, cells, and proteins that work together.

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7 0

3 years ago

Which phrase describes the chromosomes by the end of prophase of mitosis?

alexandr1967 [171]

Answer is Chromosomes have coiled and become more compact. Please mark as the brainliest answer if it helped.

5 0

3 years ago

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Evolution is the process by which populations accumulate inherited changes over time. Which of the following mechanisms drives e

Marina86 [1]

Out of the choices given, the mechanisms that drives evolution is natural selection. The correct answer is B, natural selection.

5 0

3 years ago

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Clara is a vegan and she does not drink milk, a food advertised as a best source of calcium. But she is not worried too much sin

marysya [2.9K]

Explanation:

%DV label= 27%

1 cup of cooked collared greens= aprx 266.60 mg of Calcium

Assuming Clara is...

a teen, her required adequate intake (RAI)= 1300 mg/ day
an adult, her RAI= 1000 mg/day

For teenaged Clara

∵27 % DV= 270mg

% daily Calcium= $\frac{270}{1300} * 100=$ = 20.8 ≈ 21%

=0.21

<u>21% of her daily calcium needs is in a cup of cooked collard greens.</u>

Calcium is an essential mineral required by the human body, it is involved in cell signalling, muscular function and homeostasis. Along with fats, fiber, vitamin A and C and iron, calcium makes up part of a recommended daily intake target or DV- these are integral to a balanced diet.