Structure of DNA

Question 1

What is a chromosome made from

Answer 1

DNA

Question 2

What is DNA

Answer 2

a polymer

Question 3

What is the repeating unit in dna called

Answer 3

nucleotide

Question 4

What is each nucleotide made from

Answer 4

a sugar
a phosphate
a nitrogenous base

Question 5

In DNA how many types of nucleotides are there and what are the difference

Answer 5

each one has a sugar and a phosphate

but one of four bases

Question 6

What are the 4 bases

Answer 6

Adenine A
Guanine G
Cytosine C
Thymine T

Question 7

What are the 2 base pairing rules

Answer 7

A always binds to T
G always binds to C

and vice versa

Question 8

What does each part of the nucleotide form

Answer 8

sugar and phosphate make up the helix

base binds to another base in between

Question 9

What is the covalent bond like between sugar phosphate

Answer 9

strong for stability

Question 10

What are intermolecular forces like between bases

Answer 10

weak but strength in high numbers of them

Question 11

What are all the base pairs split up into

Answer 11

genes

Question 12

What are genes

Answer 12

regions of DNA that contains code to make certain protein