AUSMAT: Structure of DNA + DNA replication

Question 1

What is the term given to a 3-nucleotide sequences that codes for a protein?

Accepted Answer

codon

Question 2

What is the term for the subunits that make up DNA?

Accepted Answer

nucleotides

Question 3

Which is the complementary RNA strand for: CTAGATCC

Accepted Answer

GAUCUAGG

Question 4

There are 15% adenine in a strand of DNA. What percentage is cytosine?

Accepted Answer

35%

Question 5

The image below is an example of what?

Accepted Answer

pyrimidine

Question 6

Which scientists are credited with the discovering the 3-D structure of DNA?

Accepted Answer

James Watson and Francis Crick

Question 7

Whose observations supported the base-pairing rules?

Accepted Answer

Erwin Chargaff

Question 8

How are base pairs of nucleotides held together?

Accepted Answer

hydrogen bonds

Question 9

What process did Franklin and Wilkins use to photograph the double helix structure of DNA?

Accepted Answer

x-ray diffraction

Question 10

A strand of DNA has a sequence of GGTCTAAC, what is the sequence of the complementary strand?

Accepted Answer

CCAGATTG

Question 11

Which enzyme catalyses the formation of phosphodiester bonds between DNA mononucleotides?

Accepted Answer

DNA polymerase

Question 12

In RNA, the base Thymine is paired with ________.

Accepted Answer

uracil

Question 13

How many hydrogen bonds are formed between A and T?

Accepted Answer

2

Question 14

What is the name of the process that makes an exact copy of a strand of DNA called?

Accepted Answer

replication

Question 15

What is the name of the sugar that makes up DNA?

Accepted Answer

deoxyribose

Question 16

What protein is responsible for unzipping double stranded DNA?

Accepted Answer

Helicase

Question 17

What makes up a nucleotide?

Accepted Answer

All of the above.

Question 18

In what direction does the daughter strand get built by DNA polymerase?

Accepted Answer

5' to 3'

Question 19

The three parts of a nucleotide are:

Accepted Answer

base, sugar, phosphate

Questions 19