NEED HELP ASAP 15 POINTS what does it mean, Genotypically and Phenotypically, to be a worrier or warrior

genotypically The genetic makeup, as distinguished from the physical appearance, of an organism or a group of organisms. 2. The combination of alleles located on homologous chromosomes that determines a specific characteristic or trait.

phenotypically   The physical appearance of an organism as distinguished from its genetic makeup. The phenotype of an organism depends on which genes are dominant and on the interaction between genes and environment.Explanation:

they deliver oxygen to the blood

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.