Which subatomic particle has no charge (i.e., is neutral)?
a. proton
b. neutron
c. electron
d. all subatomic particles have charges
b. neutron
Biology & Microbiology
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Do humans exhibit r-selected or K-selected species patterns? What will be an ideal response?
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Human chorionic gonadotrophin (hCG) is produced during pregnancy by the ovaries. Indicate whether the statement is true or false
Biology & Microbiology
Diffusion occurs because
A. Molecules constantly move and collide with each other B. Cellular energy forces molecules to collide with each other C. Molecules are attracted to one another D. Cellular energy pumps molecules across the cell membrane
Biology & Microbiology
The effects of a transposition event are equivalent to a(n)
A) nonsense mutation. B) missense mutation. C) frameshift mutation. D) silent mutation. E) HFR conjugation.
Biology & Microbiology