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Molecular Biology Quiz

Authored by Wayground Resources

Mathematics

10th Grade

Molecular Biology Quiz
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of DNA in the central dogma of molecular biology?

It acts as a temporary photocopy of a gene.

It is synthesized by ribosomes.

It is a cell’s genetic blueprint organized into instructions.

It provides catalytic activity for combining amino acids.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which process involves the synthesis of RNA using a DNA template?

Translation

Transcription

Replication

Mutation

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the promoter in a gene?

It stops transcription by RNA polymerase.

It is the region of DNA transcribed into RNA.

It is the site where RNA polymerase binds to initiate transcription.

It carries protein subunits to the mRNA transcript.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of RNA carries protein subunits to the mRNA transcript for assembly?

Messenger RNA (mRNA)

Transfer RNA (tRNA)

Ribosomal RNA (rRNA)

Nuclear RNA (nRNA)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of ribosomal RNA (rRNA) in protein synthesis?

It encodes the protein sequence.

It acts as a temporary photocopy of a gene.

It provides catalytic activity for combining amino acids.

It stops transcription by RNA polymerase.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the process by which a DNA sequence is copied into complementary RNA sequences?

Translation

Transcription

Replication

Mutation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which enzyme is responsible for separating the double-stranded DNA during transcription?

DNA ligase

RNA polymerase

DNA polymerase

Helicase

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