The research program in the Laboratory of Receptor Biology and Gene Expression concerns the elucidation of mechanisms involved in the regulation of genetic expression in eukaryotic cells, and the identification of genes and regulatory processes involved in modulated states of expression during oncogenesis.he research program in the Laboratory of Receptor Biology and Gene Expression concerns the elucidation of mechanisms involved in the regulation of genetic expression in eukaryotic cells, and the identification of genes and regulatory processes involved in modulated states of expression during oncogenesis.
The upper portion is the larger part, and it is here where a fetus grows and is nourished during pregnancy. The uterus is very thick-walled and quite elastic, as is demonstrated by its ability to expand enough to hold a growing fetus, then return to approximately its prior size after the birth of the baby. Keep Reading Below
Female Reproductive System. Ovaries. 1  Are the primary female reproductive organs. 2  Produce female gametes (ova). 3  Secrete female sex hormones (estrogen and progesterone).4  Have ovarian follicles embedded in the ovary cortex are ovarian follicles; each follicle consists of an immature egg called an oocyte.emale Reproductive System. Ovaries. 1  Are the primary female reproductive organs. 2  Produce female gametes (ova). 3  Secrete female sex hormones (estrogen and progesterone).