Protons+neutron is
a. atoms
b. atomic mass
c. atomic number
Ans: c. atomic number
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The process of 'crossing over':
a. generally results in binary fission b. involves nucleoli c. involves breakages and exchanges being made between sister chromatids d. involves breakages and exchanges being made between homologous chromosomes e. involves random assortment of homologues during metaphase
Chart the path of blood through the heart, including the valves passed. What will be an ideal response?
Testosterone _____
a. stimulates oogenesis b. promotes deviant sexual behavior c. halts the growth of secondary sexual characteristics d. is responsible for the development of the female genitalia e. is responsible for the development of the male genitalia
Systolic pressure measures the force exerted by blood against the wall of a blood vessel during ventricular contraction.
a. true b. false