If a DNA strand is 30% adenine, what percent is thymine?
Meiosis and Gene Expression Concepts

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Science
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9th - 12th Grade
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1.
FLASHCARD QUESTION
Front
Back
30% (Adenine pairs with Thymine in DNA, so their percentages are equal.)
2.
FLASHCARD QUESTION
Front
What enzyme is responsible for synthesizing new DNA strands during replication?
Back
DNA polymerase
3.
FLASHCARD QUESTION
Front
Gene expression is when a segment of DNA has been switched 'on/off' or _______
Back
activated/deactivated
4.
FLASHCARD QUESTION
Front
What are the complementary bases for the DNA strand AAGCCA?
Back
TTCGGT
5.
FLASHCARD QUESTION
Front
During which process is mRNA synthesized?
Back
Transcription
6.
FLASHCARD QUESTION
Front
What is the role of DNA ligase in DNA replication?
Back
DNA ligase joins Okazaki fragments on the lagging strand.
7.
FLASHCARD QUESTION
Front
What is the function of helicase in DNA replication?
Back
Helicase unwinds the DNA double helix.
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