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Knowledge Survey Quiz
5 questions
1. DNA is typically found as a double helix made of two
chains of:
(A)
(B)
(C)
(D)
(E)
amino acids
monosaccharides
nucleotides
lipids
proteins
2. A codon is a nucleotide sequence that generally provides
instructions for a specific ___ .
(A)
(B)
(C)
(D)
(E)
amino acid
cell structure
protein
gene
location in a cell
3. Which of these is the structure where most of the ATP is
made in a eukaryotic cell?
(A)
(B)
(C)
(D)
(E)
Golgi apparatus
mitochondrion
endoplasmic reticulum
nucleus
ribosome
4. In humans a single gene with two alleles determines
whether you have free or attached earlobes; the allele
for free earlobes is dominant. A man and a woman,
both with free earlobes, produce a child with attached
earlobes. What are the odds that the second child they
produce will have free earlobes?
(A)
(B)
(C)
(D)
(E)
0%
100%
50%
25%
75%
5. Which of the following is NOT part of Darwin's
mechanism of evolution by natural selection?
(A)
(B)
(C)
(D)
(E)
overproduction of offspring
differential reproductive success
competition among organisms
acquiring traits because they are needed
genetic variation among individuals
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