If AAG are the anti-codon in tRNA, what is the matching codon on the mRNA?

What chemical is used to sterilize rubber goods?

a. phenol b. ethylene oxide c. hydrogen peroxide d. alcohol

Sperm move to the uterine tube through uterine contractions and the energy of their own flagella. What other factor is involved in sperm movement?

A) reverse peristalsis of the uterus and uterine tubes B) the cilia on the apex of the cells lining the endometrium C) hormonal attraction to the ova D) the increased temperature in the vagina, which stimulates sperm motility

Hormones produced in the anterior pituitary are

a. made in distinct populations of cells b. either tropic or nontropic c. secreted into the blood d. released in response to certain hormones e. all of the above

The two major control systems in the body are the ______ system and the ______ system.

a. cardiovascular; endocrine b. nervous, endocrine c. nervous, muscular d. endocrine, muscular