What is the importance of the carbon and nitrogen cycles to ecosystems?

a.
they supply the energy needed for living processes.

b.
they are needed to release the energy stored in food.

c.
they provide materials organisms need to build their bodies.

d.
they ensure that matter only moves within a nonliving environment.

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Aresident is five feet tall.what is the measurements in iches