Slide 1 Hormones and Behavior Alison Bell Animal Biology University of Illinois Slide 2 Today’s lecture Hormones –What are they? –Where are they made? –What do they…

Slide 1 Dr. Eeson Sinthamoney MD (Mal), MRCOG (London), DFFP (UK) Fellowship in Reproductive Medicine (UK/Singapore) Consultant Obstetrician, Gynaecologist & Fertility…

Lab Activity 35 Embryology Portland Community College BI 233 Fertilization A sperm can survive for 48-72 hours in the female reproductive tract It takes about 10 hours to…

Exercise 44 Embryology Portland Community College BI 233 Zygote A zygote is formed when the nucleus of the sperm and ovum combine to create a cell with 23 pairs of chromosomes.…

Lab Activity 35 Embryology Portland Community College BI 233 Spermatogenesis * Oogenesis * Fertilization An egg must be fertilized within 12 to 24 hours of ovulation It takes…