Which is caused by ocean oil pollution? *animals are unable to adapt to the changing salinity.
*bacteria run out of food to consume
*animals are unable to insulate themselves
*animals can choke or become tangled.

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of