

Biology 2024 Fall Final Review
Flashcard
•
Science
•
12th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the structure of DNA?
Back
DNA is a double-stranded helix composed of nucleotides, which include a sugar (deoxyribose), a phosphate group, and nitrogenous bases (adenine, thymine, cytosine, guanine).
2.
FLASHCARD QUESTION
Front
What sugar is found in DNA?
Back
The sugar found in DNA is deoxyribose.
3.
FLASHCARD QUESTION
Front
What are the complementary base pairs in DNA?
Back
Adenine pairs with Thymine (A-T) and Cytosine pairs with Guanine (C-G).
4.
FLASHCARD QUESTION
Front
What is the role of mRNA in protein synthesis?
Back
mRNA (messenger RNA) carries the genetic code from DNA to the ribosome, where proteins are synthesized.
5.
FLASHCARD QUESTION
Front
How do muscle cells and nerve cells differ despite having the same DNA?
Back
Muscle cells and nerve cells express different genes, leading to different structures and functions.
6.
FLASHCARD QUESTION
Front
What is a homozygous genotype?
Back
A homozygous genotype consists of two identical alleles for a trait.
7.
FLASHCARD QUESTION
Front
What is a heterozygous genotype?
Back
A heterozygous genotype consists of two different alleles for a trait.
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