What is the main structural adaptation that increases surface area in the small intestine?

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.

Effective communication consists of a. verbal and nonverbal communication and speaking clearly and loudly b. verbal communication and stereotyping c. verbal and nonverbal communication and active listening skills d. nonverbal communication and minimal interruptions   select the best answer from the choices provided.

Which word can describe a person's gender identity? a) female b) intersexual c) asexual d) androgynous