what was the most important reason that prevented people from understanding the internal structure in ancient and medieval times ?

Three of the statements below are true one is false. select the statement that is false. a. a decrease in glucose levels levels triggers an increase in secretion of glucagon by the pancreas. b. high cortisol levels generally cause a decrease in gnrh secretion by the hypothalamus. c. high estrogen levels in the blood will tend to decrease secretion of lh and fsh by the anterior pituitary. d. high igf-1 levels in the blood will tend to decrease growth hormone secretion by the anterior pituitary.

Explain what is meant by the phrase “ethical behavior”.

1. which statement about individual dating is true? ? a. wants to people start dating they must stay in a lifelong commitment b. once to people start dating they must refuse to date others c. there is less pressure for sex in individual dating then in group dating d. going on an individual date can lead to meeting a special friend 2. which example shows a consequence? ? a. getting pregnant after having sex b. denying someone from having sex c. kissing someone on the first date when he or she doesn’t want to be kissed d. going for a walk when one person wants to go out but the other wants to stay home 3. which consequences of having sex is social? ? a. getting an std after having sex b. getting pregnant c. feeling anxious about possible being pregnant d. refusing to meet new people plzzz hurry