Which of the following is an extinct group of mollusks related to today's chambered nautilus?
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Biology, 20.10.2019 04:30 alejandrosaaved1
Which of the following is an extinct group of mollusks related to today's chambered nautilus?
a. trilobites
b. ammonites
c. foraminifera
d. stromatolites
Answers: 2
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Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.
Answers: 2
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What noticeable trend from this graph might be used to make a conclusion?
Answers: 1
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The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.
Answers: 3
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