What is an important freshwater ecosystem with a high biodiversity that is also declining in numbers?
a. tides
b. estuaries
c. wetlands
d. reefs

Which units ate used to measure both velocity and speed? check all that apply

What is the process of a new plant growing from its seed into a seedling? primary growth fertilization pollination germination

Which of the following will a bacterium produce when a human gene is added to its genome? question 4 options: human carbohydrates a protein made up of both human and bacterial properties the human protein coded for by the human gene human plasmids that can be isolated from the bacterium