1.
geographic isolation is considered the last stage in speciation.
true
false
2.
the male crane performs an elaborate dance in an attempt to court and mate with a female. if this courtship dance changed and became perceived as a territorial dance, it could lead to what type of barrier?
behavioral isolation
geographic isolation
mating isolation
temporal isolation

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content

Which group of molecules are targeted by the kinases in order to control this movement

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.