Identify the items that are part of an ecosystem. check all that apply.

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

Which of the following is a good definition for the word adaptation? question 1 options: a trait that an organism survive and reproduce in its environment. a change in an organism's environment. the way in which animals obtain food. a temperature change that can cause the extinction of plants and animals.

Genes that come together with different alleles are heterozygous. homozygous. genotype. segregated.