DNA replication

What sugar is in DNA?

• ribose

• deoxyribose

• glucose

• ATP

What molecules are found in the backbone of DNA?

• sugar and bases

• bases and phosphates

• sugar and phosphate

Which of the following is not a base found in DNA?

• A

• T

• G

• S

• C

Adenine (A) pairs up with?

• cystosine

• thymine

• guanine

How did Rosalind Franklin's photo 51 affect the work of Watson and Crick?

• It was used to determine the physical structure of DNA
• It was used to identify the four bases that make up DNA
• It was used to determine the theory of independent assortment
• It was used to show DNA was the molecule of inheritance

The replication of DNA is...

• conservative
• dispersive
• semi-conservative
• random

___________ _____________ are fairly weak electromagnetic forces. These bonds hold the two strands of DNA together. Bonds form between the A and T bases and between the C and G bases.

• Hydrogen bond
• Ligase
• Nucleotide
• Okazaki fragment

An enzyme which binds two smaller smaller pieces of DNA (Okazaki fragments) into one longer single DNA strand.

• Ligase
• Nucleotide
• Okazaki fragment
• Replication fork

____________ ___________ are fragments of DNA that are produced during the process of DNA replication and are part of the lagging strand.

• Okazaki fragment
• Replication fork
• Template strand
• Antiparallel

If a DNA molecule is found to be composed of 40% thymine, what percentage of guanine would be expected. 

• 10%
• 20%
• 40%
• 80%