Quiz on mRNA Processing

Quiz on mRNA Processing

9th Grade

12 Qs

quiz-placeholder

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Quiz on mRNA Processing

Quiz on mRNA Processing

Assessment

Quiz

Science

9th Grade

Hard

Created by

Rebecca Boss

Used 12+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to mRNA at the end of transcription before it leaves the nucleus?

It is translated into protein.

Introns are removed, and exons are spliced together.

It is degraded by enzymes.

It is converted into DNA.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of exons in mRNA?

They are noncoding regions.

They are coding regions for proteins.

They are involved in DNA replication.

They are responsible for mRNA degradation.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of tRNA during the process of translation?

It brings amino acids to the ribosomes.

It carries the genetic code from DNA.

It forms the structure of ribosomes.

It synthesizes mRNA.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where do matching anticodons on tRNA molecules bind during translation?

P site

E site

A site

mRNA binding site

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to tRNA after its amino acid is dropped off?

It moves to the P site.

It moves to the E site and leaves.

It stays in the A site.

It is degraded immediately.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When does the process of translation stop?

When a start codon is reached.

When a stop codon is reached.

When the ribosome is full.

When all tRNA molecules are used.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens once the stop codon is reached in protein synthesis?

The amino acid chain is released and folded.

The amino acid chain is destroyed.

The amino acid chain is duplicated.

The amino acid chain is shortened.

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