An organism possesses one copy of each allele type for a given gene. It is said to be...
homozygous recessive for both alleles
heterozygous for the gene
genotypically inactive

The correct answer among the chocies listed above is option B. An organism that contains two of the same alleles for a trait is said to be homozygous. It describes a genotype of two identical alleles. Other is called as heterozygous.

Explanation:

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.