Two species of bacteria produce different respiratory products. species a always produces atp, co2, & water. species b always produces atp, ethyl alcohol, & co2. why does this take place?

What are genotypes? what are phenotypes?

Study this image which statement best describes the rock shown check all that apply

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