Biology, asked by parmjitsinghps884, 4 months ago

Question 1: CATCHING THE KILLER
This newspaper article refers to the substance DNA. What is DNA?
A A chemical substance in cell membranes that stops the cell contents leaking out.
B A chemical substance that contains the instructions to build our bodies.
C A protein found in the blood that helps carry oxygen to all the tissues.
D A hormone in blood that helps regulate glucose levels in the body cells.​

Answers

Answered by prathamgosai2004gmai
1

Answer:

hi good night sweet dreams and take care

Answered by ananyashyam75
0
DNA
B T S song
Good Night
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