Final Exam Chapter 4

Question 1

Genes and Chromosomes

Answer 1

Chromosomes carry genes

Question 2

Genes and enzymes

Answer 2

Genes specify the amino sequence of proteins

Question 3

Structure of DNA

Answer 3

• Double Helix
• Hydrogen Bonds between purines and pyrimidines
• AT
• GC

Question 4

Replication of DNA

Answer 4

• Semiconservative

- Two strands separate and are templates

Question 5

Role of Messenger RNA (mRNA)

Answer 5

mRNA moves information from DNA to ribosomes

Question 6

Genetic Code

Answer 6

• tRNA serves as adapters between amino acids and mRNA

- Used during Translation

Question 7

RNA viruses and reverse transcription

Answer 7

• DNA is synthesized from RNA

- First discovered in retrovirus

Question 8

Restriction endonuclease

Answer 8

Cleave specific DNA sequences making defined fragments of DNA

Question 9

DNA Sequencing

Answer 9

Next generation sequencing