Which of the following is an example of a favorable mutation? A. a mutation that gives a blizzard an extra leg
B. a mutation that causes a flower to be more brightly colored

Ineed asap with this question as well organisms evolve, through the process of natural selection, in ways that enable them to live successfully in their environments. choose three biomes or aquatic ecosystems and describe how abiotic factors have influenced the organisms that live there

How was the climate when the ambulocetus was alive

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?