Cells having matched pairs of chromosomes are

Which would be an adaptation in a rainforest, but not in a tundra? a. ability to store water for a long time b. fur that blends in with snow c. strong claws for killing prey d. a beak that can dig into thick trees

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated