Question 1: DNA determines an organism’s phenotypic traits. Which sequence of ev

Question

Question 1:

DNA determines an organism’s phenotypic traits. Which sequence of events best represents the relationship between DNA and the expression of traits in an organism?

Options

A

B

C

D

Question 2:

(0.5 mark for each blank)

The central dogma of molecular biology refers to the flow of genetic information.

Fill in the blanks with the appropriate term.

The process by which DNA is copied to RNA is called , and that by which RNA is used to produce proteins is called .

QUESTION 3

Question 3:

(0.5 mark each)

Match each sequence with the correct type of molecule.

5' AUGGGAGCUCGUUGUAUUUAG 3'

3' CCATGGACTTAGCGCATC 5'

Met-Ser-Asn-Gln-Ala-Ser-Tyr

mRNA

DNA

Protein

  

5' AUGGGAGCUCGUUGUAUUUAG 3'

  5' GGTACCTGAATCGCGTAG 3'

3' CCATGGACTTAGCGCATC 5'

  

Met-Ser-Asn-Gln-Ala-Ser-Tyr

A.

mRNA

B.

DNA

C.

Protein

Explanation / Answer

Question 1. The options are not visible.

Question 2. The process by which DNA is copied to RNA is called transcription, and that by which RNA is used to produce proteins is called translation.

Question 3. 1- mRNA

2- DNA

3- protein

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