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Quiz: DNA Replication & RNA

Last updated almost 7 years ago

6 questions

Note from the author:

DNA Replication & RNA

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2

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3

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Question 1

1.

Which of these follows the correct base-pairing rules for DNA?

Cytosine (C) - Adenine (A)

Adenine (A) - Guanine (U)

Thymine (T) - Cytosine (C)

Cytosine (C) - Guanine (G)

Question 2

2.

In order to make a protein, the DNA of a gene first has to be transcribed into

DNA

protein

amino acid

RNA

Question 3

3.

Match the type of RNA on the left with the correct function on the right.

mRNA
rRNA
tRNA

carries instructions for protein synthesis from the nucleus to the cytoplasm
carries amino acids to the ribosome and mtches them to the coded mRNA message
forms an important part of the ribosome

Question 4

4.

One strand of DNA has the following base sequence:
CTA TTT CAA CGC TCG GCG TAG CAT
What would be the base sequence on the opposite strand of DNA?

GAU AAA GUU GCG AGC CGC AUC GUA

CTA TTT CAA CGC TCG GCG TAG CAT

CTA TTT CAA CGC TCG GCG TAG CAT

GAT AAA GTT GCG AGC CGC ATC GTA

Question 5

5.

Move the characteristics on the left to the correct category on the right.

found in cells

Question 6

6.

Match the enzyme on the left with the correct step of DNA replication on the right

DNA polymerase
DNA helicase

"unzips" the DNA molecule into two separate strands
adds free nucleotides to the original strands of nucleotides using base-pairing rules.

contains deoxyribose

contains ribose

contains the base Uracil (U)

contains the base Thymine (T)

made up of nucleotides

type of nucleic acid

moves into the cytoplasm

found only in the nucleus

BOTH DNA & RNA

RNA only

DNA only