Misc: what is the name of richard gere's character in "an officer and a gentleman"?

Questions

Astronomy : What is the term for the path followed by a body in space?

Astronomy : What phenomenon is caused by the gravitational attraction of the moon?

Astronomy : What planet boasts the Great Red Spot?

Bet you don't know ;-) : The two sexes of humans are male and ______?

Biochemistry : This poisonous, oily liquid occurs in tobacco leaves.?