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Macromolecules > Nucleic Acid > Flashcards

Nucleic Acid Flashcards

1
Q

What are the two main types of nucleic acids?

A

DNA and RNA

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2
Q

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

A

False

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3
Q

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

A

nucleotides

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4
Q

What sugar is found in DNA?

A

Deoxyribose

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5
Q

What sugar is found in RNA?

A

Ribose

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6
Q

Which nitrogenous bases are found in DNA?

A

Adenine, Thymine, Cytosine, Guanine

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7
Q

Which nitrogenous bases are found in RNA?

A

Adenine, Uracil, Cytosine, Guanine

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8
Q

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

A

Phosphodiester bond

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9
Q

True or False: RNA is more stable than DNA.

A

False

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10
Q

What is the primary function of DNA?

A

To store and transmit genetic information

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11
Q

What is the primary function of RNA?

A

To assist in protein synthesis

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12
Q

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

A

D) All of the above

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13
Q

What is the structure of DNA described as?

A

Double helix

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14
Q

What process involves the copying of DNA?

A

DNA replication

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15
Q

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

A

transcription

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16
Q

What is the role of ribosomes in protein synthesis?

A

To facilitate the translation of mRNA into a polypeptide chain

17
Q

True or False: Nucleic acids can act as enzymes.

A

True

18
Q

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

A

Gene

19
Q

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

A

A) mRNA

20
Q

What is the complementary base pair for Adenine in DNA?

A

Thymine

21
Q

What is the complementary base pair for Cytosine in RNA?

A

Guanine

22
Q

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

A

translation

23
Q

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

A

True

24
Q

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

A

mRNA, tRNA, rRNA

25
Q

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

A

RNA polymerase

26
Q

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

A

B) tRNA

27
Q

What is the role of the promoter in gene expression?

A

To initiate transcription of a gene

Macromolecules (4 decks)

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