*Unit 6 Part 2: DNA Structure

Question 1

DNA is a type of ______.

Answer 1

Nucleic Acid

Question 2

What does DNA stand for?

Answer 2

Deoxyribonucleic Acid

Question 3

DNA is made of ______ called nucleotides.

Answer 3

Monomers

Question 4

DNA is made of monomers called ______.

Answer 4

Nucleotides

Question 5

What are the four Nucleotides of DNA?

Answer 5

A- Adenine
T-Thymine
C-Cytosine
G-Guanine

Question 6

What is the function of DNA?

Answer 6

To store genetic information

Question 7

What is the structure of DNA?

Answer 7

2 strands in a double helix

Question 8

What are the two names of DNA structure?

Answer 8

Double Helix and “Twisted Ladder”

Question 9

What is a double helix?

Answer 9

Two strands that go in opposite directions

Question 10

What does the sugar phosphate backbone in DNA do?

Answer 10

It holds strands together with strong covalent bonds

Question 11

What do the nitrogen base pairs in DNA do?

Answer 11

They connect two strands with weak hydrogen bonds.

Question 12

What is complementary base pairing?

Answer 12

A+T
Adenine goes with Thymine
G+C
Guanine goes with Cytosine

Question 13

How long would one strand of your DNA be if it was stretched out?

Answer 13

6 feet

Question 14

How long would all of your DNA stretched out be?

Answer 14

67 billion miles long

Question 15

DNA is in the ______.

Answer 15

Nucleus

Question 16

How does DNA fit into the nucleus?

Answer 16

By coiling tightly around histone proteins

Question 17

Every cell in your body contains an ______ copy of your DNA.

Answer 17

exact

Question 18

Every cell in your body contains an exact copy of your DNA on ______ chromosomes.

Answer 18

46

Question 19

What are the three parts of a nucleotide?

Answer 19

Sugar, Phosphate Group, Nitrogen Base

Question 20

What is the sugar of DNA?

Answer 20

Deoxyribose

Question 21

What does the phosphate group in DNA do?

Answer 21

It forms strong covalent bonds with sugar in same strand

Question 22

What are possible nitrogen bases in DNA?

Answer 22

Adenine, Guanine, Thymine, Cytosine

Question 23

What do nitrogen bases in DNA do?

Answer 23

~Connect strands of double helix with hydrogen bonds
~Creates DNA codes

Question 24

A bonds with…

Answer 24

T

Question 25

G bonds with…

Answer 25

C

Question 26

C bonds with…

Answer 26

G

Question 27

T bonds with…

Answer 27

A