4things prokaryotic cells and eukaryotic cells have in common

This is a coral reef ecosystem. many biotic and abiotic factors affect the health of this ecosystem. which set correctly pairs a biotic factor and an abiotic factor?

20 the compound al(nh3)2 has atoms of nitrogen.

An organism's reproductive strategy includes all of the following except a. the number of offspring produced. b. the amount of energy expended in producing offspring. c. the length of time parental care is given d. the number of alleles an organism passes on.