Function? Infer When cells release ligands, they are sent through
the bloodstream to every area of the body. Why do you
think that only certain types of cells will respond to a
particular ligand?
Provide Examples What are two ways in which exocy-
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Which muscle is responsible for inhalation ?

Greenthe fossil record is the history of life recorded byhuman observationgod.climatologists.remains of the past.

Suppose you have monohybrid pea plants in your garden and find that they produce round seed to wrinkled seeds in the ratio of 3: 1. if the allele are designated (r & r) receptively. what is the probable genotypes of the round seeds which produced f 1 ? rr & rr rr only rr & rr rr only rr only