Nucleic Acids: DNA and RNA Introduction
29 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the function of DNA in an organism?

  • Assisting in cellular functions
  • Composing unbranched polymers
  • Storing and transmitting genetic information (correct)
  • Translating genetic information into proteins

How many nucleic acids are there?

  • One: DNA
  • Four: Adenine, thymine, cytosine, and guanine
  • Two: DNA and RNA (correct)
  • Three: DNA, RNA, and proteins

Where is DNA contained in a human cell?

  • Nucleus (correct)
  • Mitochondria
  • Cytoplasm
  • Endoplasmic reticulum

What is the aldopentose monosaccharide in RNA?

<p>D-ribose (D)</p> Signup and view all the answers

How many nucleotides do RNA molecules typically have?

<p>A few thousand (D)</p> Signup and view all the answers

What is contained in the nucleotide monomers of DNA and RNA?

<p>A monosaccharide, a N-containing base, and a phosphate group (D)</p> Signup and view all the answers

What is the suffix used to name a nucleoside derived from a pyrimidine base?

<p>-idine (A)</p> Signup and view all the answers

Which of the following is true about RNA?

<p>It contains bases A, G, C, and U (D)</p> Signup and view all the answers

What is the abbreviation for cytidine 5′-monophosphate?

<p>CMP (C)</p> Signup and view all the answers

What is the name of the nucleotide derived from a purine base joined with a phosphate group?

<p>Adenosine (D)</p> Signup and view all the answers

In DNA, the sequence of the bases carries the genetic information of the organism. What is the name given to this sequence?

<p>Primary structure (D)</p> Signup and view all the answers

What is the abbreviation for deoxyadenosine 5’-monophosphate?

<p>dAMP (D)</p> Signup and view all the answers

Which nucleotide is an example of a triphosphate?

<p>ATP (B)</p> Signup and view all the answers

What is the difference between DNA and RNA in terms of nucleotide content?

<p>DNA contains D-2-deoxyribose as the monosaccharide while RNA contains D-ribose. (A)</p> Signup and view all the answers

How does the number of nucleotides in DNA compare to that in RNA?

<p>RNA molecules have fewer nucleotides than DNA molecules. (A)</p> Signup and view all the answers

What is the role of RNA in the cellular function?

<p>RNA translates the genetic information contained in DNA into proteins needed for all cellular function. (A)</p> Signup and view all the answers

Where is DNA contained in a human cell?

<p>In the nucleus (B)</p> Signup and view all the answers

Which component is common to both DNA and RNA nucleotides?

<p>A phosphate group (B)</p> Signup and view all the answers

What is the function of a gene in a DNA molecule?

<p>The gene translates genetic information into proteins needed for cellular function. (C)</p> Signup and view all the answers

Which suffix is used to name a nucleoside derived from a purine base?

<p>‐osine (A)</p> Signup and view all the answers

What is the abbreviation for deoxyadenosine 5’-monophosphate?

<p>dAMP (C)</p> Signup and view all the answers

What is the name given to a polynucleotide reading from the 5’ end to the 3’ end with a sequence of CATG?

<p>Cytosine (D)</p> Signup and view all the answers

What is the function of DNA in an organism?

<p>Stores and transmits genetic information (D)</p> Signup and view all the answers

What is contained in the nucleotide monomers of DNA and RNA?

<p>Bases and phosphate groups (C)</p> Signup and view all the answers

Which nucleotide is an example of a triphosphate?

<p>ATP (C)</p> Signup and view all the answers

What is the name of the nucleotide derived from a pyrimidine base joined with a phosphate group?

<p>CMP (A)</p> Signup and view all the answers

In DNA, where do the sugar-phosphate groups lie in relation to the bases?

<p>Outside the helix (C)</p> Signup and view all the answers

How are nucleic acids (DNA and RNA) joined together?

<p>Phosphodiester linkages (C)</p> Signup and view all the answers

What is the name given to a Nucleoside formed by joining the anomeric carbon of the monosaccharide with a N atom of the base?

<p><em>-idine</em> (C)</p> Signup and view all the answers

More Like This

Nucleic Acids: DNA and RNA Overview
10 questions
Nucleic Acids and the Origin of Life
44 questions
Nucleic Acids: DNA, RNA, and Genetic Information
5 questions
Use Quizgecko on...
Browser
Browser