Which of the following produce intrinsic factor?
a. parietal cells
b. zymogenic cells
c. mucous neck cells
d. enteroendocrine cells

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

Acquired mutations can result from radiation pollution toxins inheritence select all that apply

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons