A and B are both correct answers, however with the statement of human cloning it does not lead to increased food production through biotechnology, so the only answer would be A
Mass number = protons + neutrons
If you have the # of protons and the mass #, subtract the number of protons from the mass number to get the number of neutrons.
If you have the number of neutrons and the mass number, subtract the number of neutrons from the mass number to get the number of protons.
C. A higher amount of addictive chemicals are needed to get the same high when fewer receptors are present...
I think the correct answer from the choices listed above is option B. A eukaryotic cell possesses the characteristic of compartmentalization of organelles, wherein the organelles are bound by membranes. This type of cell has a true membrane-bound nucleus and has other membranous organelles.
