Biological Evidence and the Fossil Record

Question 1

Identify the structures a virus can contain. Check all that apply.

Revolt · Accepted Answer

nucleic acid; capsid; envelope

Question 2

Identify the characteristics of a cell. Check all that apply.

Revolt · Accepted Answer

measures 3-500 micrometers; grows and reproduces; responds to stimuli; contains a cell membrane

Question 3

have long narrow capsids shaped liked cylinders. Rabies and ebola are examples.

Revolt · Accepted Answer

Helical viruses

Question 4

The original virus releases a protein that causes the cell wall to burst (lysis), killing the cell and releasing viruses.

Revolt · Accepted Answer

D

Question 5

The host’s DNA is disassembled and the virus takes over the cell’s metabolic activity.

Revolt · Accepted Answer

A

Question 6

cell division

Revolt · Accepted Answer

C

Question 7

Identify the characteristics of a virus. Check all that apply.

Revolt · Accepted Answer

measures 20-300 nanometers; infects all forms of living cells; does not respond to stimuli; contains DNA or RNA, not both

Question 8

have a capsid that has polyhedral and helical characteristics, and may have extra structures like protein tails. Bacteriophages are examples.

Revolt · Accepted Answer

Complex viruses

Question 9

have long narrow capsids shaped liked cylinders. Rabies and ebola are examples.

Revolt · Accepted Answer

Helical viruses

Question 10

The pieces made in replication are assembled to complete the new virus particles.

Revolt · Accepted Answer

C

Biological Evidence and the Fossil Record Answers