Biology, 10.12.2020 01:00, thicklooney

Crawfish are shelled organisms that live in shallow freshwater rivers. They can have antennae of different lengths. Two parents with medium length antennae have offspring. One of their offspring has short antennae, and one has long antennae. How did the offspring end up with traits that are different from the traits of their parents? How did the gene combinations result in these traits?

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