Answer:
The receptors are like locks and the keys to open these locks are the odor molecules that float past, explains Leslie Vosshall, a scientist who studies olfaction at Rockefeller University. People have about 450 different types of olfactory receptors.
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Answer:
Explanation: During orgasm, semen collects sperm from the epididymis and ejaculates it into the vagina at a speed of 10 miles and hour. The sperm swim through the cervix, through the uterus to get to the egg.
Answer:
c
Explanation:
Bocce Ball can be played by two, four, or eight players on two teams (one, two, or four players per team). Each team throws four balls per frame. Frames are begun by one team tossing the pallino (a specially marked ball, sometimes called a jack) between the center and four-foot line within the playing area.
This statement is TRUE. Under inflated tires must be flexed just where they meet the road as they flatten out there in order to free the space that is not used up by air in the tire. This process produces some more heat and wears on a tire. All in all, it can cause a blowout.
Answer:
Abnormal Brain activity -Medline Plus Medical Encyclopedia
Explanation:
Lack of or inconsistent sleep, cramps in the neck or arm, anxiety, depression,