1. Which hormone is directly responsible for triggering ovulation?A. EstrogenB. Luteinizing hormoneC. Human chorionic gonadotropin hormoneD. BstrogenE. ProgesteroneB) Luteinizing hormoneLuteinizing hormone is responsible for triggering ovulation in Day 14 of the human menstrual cycle, in what is known as the LH surge.2. What is the sedimentation value for one eukaryotic ribosome?A. 40SB. 50SC. 60SD. 70SE. 80SE. 80SThe eukaryotic ribosome is composed of two riboprotein subunits: 40S and 60S.