Nucleic Acid

Question 1

What are the two main types of nucleic acids?

Answer 1

DNA and RNA

Question 2

True or False: DNA is a single-stranded molecule.

Answer 2

False

Question 3

Fill in the blank: The building blocks of nucleic acids are called _______.

Answer 3

nucleotides

Question 4

What sugar is found in DNA?

Answer 4

Deoxyribose

Question 5

What sugar is found in RNA?

Answer 5

Ribose

Question 6

Which nitrogenous bases are found in DNA?

Answer 6

Adenine, Thymine, Cytosine, Guanine

Question 7

Which nitrogenous bases are found in RNA?

Answer 7

Adenine, Uracil, Cytosine, Guanine

Question 8

What type of bond connects nucleotides in a nucleic acid strand?

Answer 8

Phosphodiester bond

Question 9

True or False: RNA is more stable than DNA.

Answer 9

False

Question 10

What is the primary function of DNA?

Answer 10

To store and transmit genetic information

Question 11

What is the primary function of RNA?

Answer 11

To assist in protein synthesis

Question 12

Multiple Choice: Which of the following is a type of RNA? A) mRNA B) tRNA C) rRNA D) All of the above

Answer 12

D) All of the above

Question 13

What is the structure of DNA described as?

Answer 13

Double helix

Question 14

What process involves the copying of DNA?

Answer 14

DNA replication

Question 15

Fill in the blank: The process of synthesizing RNA from a DNA template is called _______.

Answer 15

transcription

Question 16

What is the role of ribosomes in protein synthesis?

Answer 16

To facilitate the translation of mRNA into a polypeptide chain

Question 17

True or False: Nucleic acids can act as enzymes.

Answer 17

True

Question 18

What is the term for the sequence of nucleotides in DNA that codes for a protein?

Answer 18

Gene

Question 19

Multiple Choice: Which type of RNA carries the genetic code from DNA to the ribosome? A) mRNA B) tRNA C) rRNA

Answer 19

A) mRNA

Question 20

What is the complementary base pair for Adenine in DNA?

Answer 20

Thymine

Question 21

What is the complementary base pair for Cytosine in RNA?

Answer 21

Guanine

Question 22

Fill in the blank: The process by which a protein is synthesized from an mRNA template is called _______.

Answer 22

translation

Question 23

True or False: RNA can have a double-stranded form.

Answer 23

True

Question 24

What are the three main types of RNA involved in protein synthesis?

Answer 24

mRNA, tRNA, rRNA

Question 25

What is the name of the enzyme that synthesizes RNA during transcription?

Answer 25

RNA polymerase

Question 26

Multiple Choice: Which type of RNA brings amino acids to the ribosome? A) mRNA B) tRNA C) rRNA

Answer 26

B) tRNA

Question 27

What is the role of the promoter in gene expression?

Answer 27

To initiate transcription of a gene