The relative abundance of chemical elements are shown by atomic mass number. Of those shown, which is the most abundant 
Definitions:
Homosexual Behaviors
refer to sexual activities and attractions between individuals of the same sex.
Refractory Period
A time right after being stimulated when a nerve or muscle can't respond to additional stimulation.
Masters and Johnson
A research team known for their pioneering work in the study of human sexual response and the treatment of sexual disorders.
Oral Sex
Sexual activity involving the stimulation of the genitalia by the use of the mouth, lips, or tongue.
Q5: Current evidence suggests that the Universe is<br>A)flat,
Q11: The most massive and densest planets are
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Q26: The above visual wavelength image is of
Q42: The hottest star in the Orion Nebula
Q53: The electron spirals around a magnetic field
Q76: Stars motion within the disk of the
Q97: Giant molecular cloud complexes are located in
Q98: Compared to stars within the disk, halo
Q102: The condensation sequence suggests that _ should