Answers to these questions please!?

Question

When cells reproduce, what does the transferred DNA contain?

(A)Chromosomes

(B)Genes

(C)Nucleii

(D)Proteins

Adrenaline is a chemical substance that is secreted into the bloodstream by the adrenal glands in our body. Adrenaline acts as a chemical messenger involved in coordination. The chemical formula of adrenaline is C9H13NO3.

10 What term best describes this substance?

(A)Hazardous

(B)Hormone

(C)Inorganic

(D)Synthetic

How many nitrogen atoms are in an adrenaline molecule?

(A)0

(B)1

(C)3

(D)13

In the coordination system of the human body, which of the following interact with each other?

(A)Brain and lungs

(B)Heart and nerves

(C)Eyes and muscles

(D)Hormones and nerves

What advantage does ethanol have over fossil fuels?

(A)It is easy to make.

(B)It is easy to transport as a liquid.

(C)The raw material is a renewable resource.

(D)It does not put carbon dioxide into the atmosphere.

Answer 1

Q.!-A is correct

Answer 2

1]a

2]b

3]b

4]d

5]----------

Answer 3

1.A

2.B

3.B

4.D (not sure0

5.A