Biology, 20.08.2019 05:30 sabahfayaskhan
Achange in a sequence of dna bases in a bacterial cell has resulted in a mutation. this mutation has increased the ability of the bacteria to break down and digest organic molecules in the environment. bacteria with this mutation are better able to find and utilize food sources. according to the theory of natural selection, what is most likely to occur in future generations of this bacteria?
a)the relative frequency of the mutation will increase as time passes.
b)because the mutation has changed the dna of the bacteria, a new species will be formed.
c)because the mutation is abnormal, the mutation will become more rare with every passing generation.
d)bacteria with the mutation will increase in number until the food supply is exhausted, causing the bacteria to become extinct.
Answers: 2
Biology, 22.06.2019 00:00
Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.
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Biology, 22.06.2019 08:00
This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.
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Biology, 22.06.2019 08:50
You are observing different types of cells in your science lab. one cell has many chloroplasts. what is the most likely function of this cell? a. energy production b. photosynthesis c. reproduction d. digestion
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Achange in a sequence of dna bases in a bacterial cell has resulted in a mutation. this mutation has...
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