Sand this is because It takes thousands of years for a rock to turn into sand
Stamen is composed of anther and filament. The pistil is composed of stigma, style, and ovary. ... The key difference between stamen and pistil is that stamen is the male reproductive organ which produces pollens of angiosperms while pistil is the female reproductive organ which produces ovules of angiosperms.
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Benign tumor..............
Answer:
gene pool or gene frequency
Explanation:
Biological Evolution has to do with how a population's gene pool changes over time.
