Answers to definition

Explanation:

Species: a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.

Population: a particular group or type of people or animals living in a place.

Gene pool: the stock of different genes in an interbreeding population.

Mutations: the changing of the structure of a gene, resulting in a variant form that may be transmitted to subsequent generations, caused by the alteration of single base units in DNA, or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes.

Lateral Gene Transfer: the movement of genetic material between unicellular and/or multicellular organisms other than by the transmission of DNA from parent to offspring (reproduction).

Single-gene Traits: when a trait is linked to one gene-pair that consists of two alleles.

Polygenic Traits: is one whose phenotype is influenced by more than one gene.

i'd say that the moon rock is about 2.2 billion years old.

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.