Pretest Answers

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1
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What is the function of RNA polymerase in protein synthesis?

A
It brings the tRNA to the ribosome.
B
It translates the DNA strand.
C
It unzips the DNA strand.
D
It bonds the DNA strand.
3

Which statement describes the relationship between transcription and translation?

A
The DNA made during transcription is used to make proteins during translation.
B
The proteins made during transcription are used to make RNA during translation.
C
The RNA made during transcription is used to make proteins during translation.
D
The proteins made during transcription are used to make DNA during translation.
4

Which process is part of transcription?

A
DNA is copied to create a second DNA strand.
B
DNA is unzipped with the aid of DNA polymerase.
C
mRNA codons and tRNA anticodons assemble amino acids.
D
mRNA is synthesized from a strand of DNA.
5

Which statement best summarizes what happens during transcription?

A
A DNA template is used to create a ribosome.
B
An mRNA template is used to create a tRNA strand.
C
A DNA template is used to create an mRNA strand.
D
An mRNA template is used to create a DNA strand.
6

Geoffrey made a mistake in listing the main steps of translation in order as elongation, initiation, and termination. Which statement describes his error?

A
Elongation is not one of the steps.
B
Initiation occurs before elongation.
C
Termination occurs before elongation.
D
Termination is not one of the steps.
7

What is the function of tRNA?

A
to bring amino acids to the ribosomes to be assembled into proteins
B
to carry the synthesized genetic information from the nucleus to the ribosomes
C
to code for protein synthesis
D
to synthesize proteins from RNA
8

Which statements describe functions of antibodies? Choose two correct answers.

A
They regulate cell processes.
B
They maintain the cell’s shape.
C
They signal the immune system to destroy pathogens.
D
They protect the body from infectious agents.
E
They speed up biochemical reactions.
F
They send electrical signals.
9

Where are proteins made in the cell?

A
ribosomes
B
nucleus
C
cytoplasm
D
cell membrane

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