GRE Subject Test: Biochemistry, Cell, and Molecular Biology - Genomics

1

What differentiates a LTR retrotransposon and a retrovirus?

2

What differentiates a LTR retrotransposon and a retrovirus?

3

Barbara McClintock initially discovered transposons in her work on corn at Cold Spring Harbor Lab, which she called the Ac / Ds system. What were dissociators (Ds)?

4

Barbara McClintock initially discovered transposons in her work on corn at Cold Spring Harbor Lab, which she called the Ac / Ds system. What were dissociators (Ds)?

5

Which of the following is true of gene families?

I. They likely arose from gene duplications

II. They are only seen in eukaryotic genomes

III. Members of the same family have identical DNA and amino acid sequences

6

Which of the following is true of gene families?

I. They likely arose from gene duplications

II. They are only seen in eukaryotic genomes

III. Members of the same family have identical DNA and amino acid sequences

7

If the recombination frequency between two genes is __________ then the genes are most likely __________.

8

If the recombination frequency between two genes is __________ then the genes are most likely __________.

9

What are pseudogenes?

10

What are pseudogenes?

Genomics

Practice Questions