A nonnative species of ant is introduced into a woodland ecosystem. Which would most likely stop the species from becoming invasive?
A. The ant does not share a niche with any other species.
B. There are no other ant species in the ecosystem.
C. The ecosystem has little biodiversity.
D. There is a predator for this ant species.

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

The most effective way to provide children with safety messages is to

When sodium chloride dissolves in water, the sodium chloride dissociates into a. na- ions. b. cl+ ions. c. nacl ions. d. sodium chloride ions.