What is the structure of a DNA molecule?

Living Systems: Unit 3 LC1 Review

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Biology, Science
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Hard
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1.
FLASHCARD QUESTION
Front
Back
A DNA molecule is structured as a double helix.
2.
FLASHCARD QUESTION
Front
How is mRNA synthesized?
Back
mRNA is synthesized when it 'reads' the code (base sequences) in the DNA and forms a molecule of complementary bases.
3.
FLASHCARD QUESTION
Front
Which base does Guanine bond with?
Back
Guanine bonds with Cytosine.
4.
FLASHCARD QUESTION
Front
What base is found in RNA but not in DNA?
Back
Uracil is found in RNA but not in DNA.
5.
FLASHCARD QUESTION
Front
What replaces Thymine in RNA?
Back
Thymine is replaced by Uracil in RNA.
6.
FLASHCARD QUESTION
Front
What are the building blocks of DNA?
Back
The building blocks of DNA are nucleotides, which consist of a sugar, a phosphate group, and a nitrogenous base.
7.
FLASHCARD QUESTION
Front
What are the four nitrogenous bases in DNA?
Back
The four nitrogenous bases in DNA are Adenine, Thymine, Cytosine, and Guanine.
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