
The Structure of DNA
Flashcard
•
Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What are the four nitrogenous bases found in DNA?
Back
Adenine, Thymine, Cytosine, Guanine.
2.
FLASHCARD QUESTION
Front
What is the structure of DNA?
Back
DNA is a double helix composed of two strands of nucleotides.
3.
FLASHCARD QUESTION
Front
What is a nucleotide composed of?
Back
A nucleotide consists of a phosphate group, a sugar (deoxyribose), and a nitrogenous base.
4.
FLASHCARD QUESTION
Front
What is the role of DNA in living organisms?
Back
DNA stores genetic information and provides instructions for the development and functioning of living organisms.
5.
FLASHCARD QUESTION
Front
How do DNA bases pair with each other?
Back
Adenine pairs with Thymine (A-T) and Cytosine pairs with Guanine (C-G).
6.
FLASHCARD QUESTION
Front
What is the significance of the sequence of DNA nucleotides?
Back
The sequence of DNA nucleotides determines the genetic information and traits of an organism.
7.
FLASHCARD QUESTION
Front
What is DNA replication?
Back
DNA replication is the process by which a cell makes an exact copy of its DNA before cell division.
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