2.1/2 - DNA Structure And Replication

Question 1

DNA Shape + Base Pairs

Answer 1

Double Helix
AT CG Complementary Base Pairs

Question 2

RNA Shape + Base Pairs

Answer 2

Relatively short polynucleotide chain
AU CG

Question 3

A nucleotide in DNA Contains

Answer 3

Phosphate Group
Deoxyribose
Organic nitrogen base

Question 4

A nucleotide in RNA Contains

Answer 4

Phosphate group
Ribose
Organic nitrogen base

Question 5

Bonds between nucleotides are called

Answer 5

Phosphodiester bonds

Question 6

Step 1 of semi conservative replication

Answer 6

DNA Helicase breaks hydrogen bonds between complementary base pairs

Question 7

After DNA Helicase breaks hydrogen bonds between complementary base pairs
What is step 2 of semi conservative DNA Replication

Answer 7

DNA Nucleotides are attracted to exposed to complementary base pairs

Question 8

DNA Nucleotides are attracted to exposed to complementary base pairs
What is step 3 of semi conservative DNA Replication

Answer 8

DNA Polymerase joins nucleotides via a condensation reaction forming phosphodiester bonds