Which substance do cells need to get energy from food?
A. Vitamin C
B. Ammonia
C. Carb...
Biology, 31.08.2021 07:10 janeou17xn
Which substance do cells need to get energy from food?
A. Vitamin C
B. Ammonia
C. Carbon dioxide
D. Oxygen
Answers: 1
Biology, 21.06.2019 15:00
Marianne is comparing two animals: a fruit fly and a fruit bat. she asks, "do a fruit fly and a fruit bat share a common ancestor in their evolutionary history? " according to evolutionary theory, what is the answer to marianne's question?
Answers: 3
Biology, 22.06.2019 00:30
Each pair of clay balls represents two planetesimals. if each planetesimal is composed of the same material and is separated he the same distance, which pair experiences the frayed gravitational attraction?
Answers: 1
Biology, 22.06.2019 04:00
Which chemical equation is unbalanced? which chemical equation is unbalanced
Answers: 1
Biology, 22.06.2019 11:30
Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.
Answers: 1
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