Mendel began his experiments with purebred pea plants. This approach enabled him to determine that variations among offspring were the result of
A.) random mutations
B.) self-pollination
C.) genetic uniformity
D.) his crossings
Ans: D.) his crossings
Biology & Microbiology
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The area lying between the water lines of high and low tide is referred to as the ________
Fill in the blank(s) with correct word
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The mass of a given volume of matter is expressed as
A. weight. B. energy. C. density. D. gravity.
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What product that is required by plants do animals–as well as plants–produce during cellular respiration?
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Biology & Microbiology