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DNA Structure and Function

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Questions and Answers

Which protein structure involves the sequence of amino acids in a polypeptide chain?

Secondary Protein Structure

Primary Protein Structure (correct)

Quaternary Protein Structure

Tertiary Protein Structure

Which type of RNA is responsible for transferring amino acids during protein synthesis?

snRNA

mRNA

tRNA (correct)

rRNA

What is the function of collagen in the context of proteins?

Moves ions across cell membranes

Provides structural support for tendons and bones (correct)

Forms a hollow shell for iron storage

Begins the breakdown of carbohydrates

Which end of a DNA strand is considered the start site?

5' terminus Signup and view all the answers

In a DNA sequence, what does the 3' end correspond to in the complementary strand?

5' end Signup and view all the answers

What does it mean when DNA strands are said to be anti-parallel?

The 3' end of one strand aligns with the 5' end of the other strand. Signup and view all the answers

What is the significance of a DNA sequence being represented as if it were single-stranded?

It helps in visualizing palindromes in DNA sequences. Signup and view all the answers

What is the main function of RNA in the context of bioinformatics?

Acting as the intermediary agent between DNA and proteins Signup and view all the answers

How does DNA save space in a cell through its structure?

By coiling around specific proteins to form nucleosomes Signup and view all the answers

What distinguishes RNA from DNA in terms of their structure?

The number of strands (RNA is single-stranded, DNA is double-stranded) Signup and view all the answers