Unit 4 Lesson 2 Archaea, Bacteria, And Viruses Question Preview (ID: 50342)


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Bacteria are usually found in which three shapes?
a) B. square, oval, triangle
b) round, rod, spiral
c)
d)

How does the process of binary fission work in the asexual reproduction of bacteria?
a) Two cell joins to become one large cell.
b) One cell splits into two cells with identical DNA.
c)
d)

A scientist is studying extreme environments like deep sea vents salt lakes, and hot springs. What type of life should she expect to find in these environments?
a) archaea
b) bacteria
c) viruses
d) eukaryotes

How do prokaryotes differ from eukaryotes?
a) Eukaryotes have a nucleus, with prokaryotes do not.
b) There is no difference between the two types of cells.
c)
d)

Which of the following statements describes how the process of conjugation in bacteria?
a) A method of asexual reproduction in which one cell divides into two.
b) A method of genetic recombination in which two cells temporarily join to combine DNA.
c)
d)

Viruses are living things.
a) True
b) False
c)
d)

Archaea are more similar to eukaryotes than bacteria are.
a) True
b) False
c)
d)

Binary fission is asexual reproduction because the offspring are copies of the original cell.
a) True
b) False
c)
d)

Bacteria can be helpful and harmful.
a) True
b) False
c)
d)

In the lytic cycle, the host cell
a) is destroyed.
b) destroys the virus.
c) becomes a virus.
d) undergoes cell division.

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