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
The main external structures of the female reproductive system include: 1  Labia majora: The labia majora enclose and protect the other external reproductive organs.  Labia minora: Literally translated as small lips, the labia minora can be very small or up to 2 inches wide.