Biology, 10.05.2021 21:00 robert7248
Predation serves to expand the sizes of populations. True or false?
Answers: 1
Biology, 22.06.2019 10:00
Which statement best compares aerobic and anaerobic respiration
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Biology, 22.06.2019 11:30
Suppose that on a small island off the coast of scotland, 32 percent of the population has blue eyes, which means that these individuals must be homozygous for the blue eye color gene (bb). the only other eye color found on the island is brown, and individuals that are homozygous for the brown eye color gene (bb) or heterozygous (bb) will have brown eyes because brown is the dominant gene. assume this population is in hardy-weinberg equilibrium. if 100 babies are born next year, how many of these would you expect to have brown eyes and be heterozygous? a. 58 b. 49 c. 29 d. 43
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Biology, 22.06.2019 23:00
Nitrogen-14 and nitrogen-15 are isotopes of the same element. how do these two isotopes differ? a. they have different numbers of nuclei. b. they have different numbers of protons. c. they have different numbers of neutrons. d. they have different numbers of electrons.
Answers: 2
Biology, 23.06.2019 01:30
Why does sexual reproduction increase the genetic variation in a species? a. sexual reproduction doubles the chromosome number. b. sexual reproduction produces organisms with no dna. c. the gametes in sexual reproduction are exact clones of the parents. d. a fertilized egg has a mixture of alleles from the two parents.
Answers: 1
Predation serves to expand the sizes of populations. True or false?...
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