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It was thought that plants evolved from stonewort-like algae. New research shows that the closest relatives to land plants are conjugating green algae
Plants in the desert would have a decreased number of stomata compared to rainforest plants. This is because desert plants need to reduce their water loss and keep out the hot and dry winds
Crossing over, or recombination, is the exchange of chromosome segments between nonsister chromatids in meiosis. Crossing over creates new combinations of genes in the gametes that are not found in either parent, contributing to genetic diversity.