DNA Structure and Function

Question 1

Erwin Chargoff

Answer 1

broke nucleic acids into their components

Question 2

Adenine and Thymine relationships

Answer 2

%adenine=%thymine
%cytosine=%guanine

Question 3

What are the 4 nucleotide building blocks

Answer 3

Adenine Thymine Cytosine and Guanine

Question 4

Nucleotide Structure

Answer 4

A sugar, nitrogenous base, (ATCG), and a phosphate group

Question 5

Who is credited for DNA structure

Answer 5

Rosalind Franklin

Question 6

DNA molecule consists of…

Answer 6

two nucleotide strands, or double helix

Question 7

Nucleotides are the _________

Answer 7

building blocks (rungs)

Question 8

Cell’s DNA makes up it’s _____

Answer 8

Genome

Question 9

Plasmids

Answer 9

smaller loops of DNA

Question 10

Chromosome

Answer 10

Carries part or all of the cell’s genetic info.

Question 11

Conservative Replication

Answer 11

Original parent double strands remain intact

Question 12

Semi-Conservative

Answer 12

two Strands come apart

Question 13

Dispersive Replication

Answer 13

both original parent strands are broken up into small pieces. `

Question 14

Mutation

Answer 14

Permanent change in DNA sequence, a mistake

Question 15

Ends of linear chromosomes are maintained by ______

Answer 15

telomerase enzyme

Question 16

Several types of mutation

Answer 16

Point, Frameshift, and chromosome