Copy of Exit Ticket - RNA (05 March 2025) (5/28/2026) - Jason Poe | Knihovna

1

Which type of nucleic acid is single-stranded?

mDNA

tDNA

DNA

RNA

1

What sugar is found in RNA?

Deoxyribose

Fructose

Ribose

Glucose

1

Which nitrogenous base is found in RNA but not in DNA?

Cytosine

Adenine

Guanine

Uracil

1

What is the primary role of messenger RNA (mRNA)?

To bring amino acids to the ribosome

To carry a copy of a gene from DNA to make a specific protein

To stabilize the DNA structure

To construct the ribosome

1

Which of the following types of RNA is involved in building the ribosome?

rRNA

mRNA

snRNA

tRNA

1

What are the three nitrogenous bases shared by RNA and DNA?

Thymine, Uracil, Adenine

Uracil, Guanine, Cytosine

Adenine, Thymine, Cytosine

Adenine, Guanine, Cytosine

1

How does RNA differ from DNA in terms of stability?

RNA is generally less stable than DNA.

RNA is more stable than DNA

RNA is only stable under certain conditions.

RNA and DNA have the same stability.

1

Which of the following best describes the role of transfer RNA (tRNA) during protein synthesis?

tRNA constructs ribosomes from amino acids.

tRNA carries genetic information from DNA to mRNA.

tRNA synthesizes proteins directly.

tRNA brings amino acids to the ribosome and pairs with mRNA.

1

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

To carry amino acids to the ribosome

To stabilize the mRNA during translation

To transfer genetic information from DNA to mRNA

To construct the ribosome and facilitate protein synthesis

1

In the process of transcription, what role does RNA play in relation to DNA?

RNA replaces DNA in the nucleus.

RNA replicates DNA for cell division.

RNA carries the instructions from DNA to synthesize proteins

RNA stabilizes the DNA structure.