This is the last question on my test and i dont know it? answer quick!

which of these is an environmental change that occurs rapidly?

a) regrowth after flooding

b) human population growth

c) hurricane

d) ecosystem changing from a meadow to pond

Aflashlight produces light using energy from the batteries. in which order does the energy change form? a. from chemical to electric to light energy b. from electric to light to chemical energy c. from electric to chemical to light energy d. from light to electric to chemical energy

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of

What are the proteins in connectivity tissues of your foot examples of?