UNIT 1 KA3

Question 1

What is DNA

Answer 1

Carries genetic information used to make proteins

Question 2

What structure is DNA

Answer 2

double stranded helix

Question 3

What pairs with what in DNA

Answer 3

A-T
C-G

Question 4

What us MRNA

Answer 4

is a single strand and the messenger

Question 5

Name the stages of protein synthesis

Answer 5

1. DNA double helix unwinded
   2.MRNA is made and lines up with with its based pair using base pairing rules
2. The new MRNA leaves the nucleus and travels to the ribosome
3. Ribosome trades MRNA and used order of base to produce a origine by joint amino acids