Most members of the phylum Platyhelminthes
a. are free-living.
b. exhibit radial symmetry.
c. do not show cephalization.
d. are of a single sex.
e. are parasites.
E
You might also like to view...
Ligand binding to a receptor kinase results in:
A. phosphorylation of the cytoplasmic domain of the receptor. B. binding of cytoplasmic signaling molecules. C. receptor dimerization. D. All of these answer options are correct.
All living things
1.use protein as their genetic material. 2.engage in metabolic activity. 3.require oxygen. 4.are made up of more than two cells.
Rubisco, G3P, and NADPH all play a role in
-the light reactions of photosynthesis. -the Calvin cycle of photosynthesis. -the breakdown of glucose into CO2 -cellular respiration when is O2 -alcohol fermentation.
Identify the form of nonionizing radiation from the list below:
A) gamma rays B) X rays C) cathode rays D) ultraviolet rays