Pre-Lab Questions: 1. Identify the major similarities and differences between prokaryotic and eukaryotic cells. 2. Where is the DNA housed in a prokaryotic cell? Where is it housed in a eukaryotic cell? 3. Name three structures which provide support and protection in a eukaryotic cell. Experiment 1: Cell Structure and […]

You are an amino acid in the lumen of the small intestine. You are looking at transporter proteins protruding from the apical surfaces of intestinal epithelial cells. Your ambition is to be part of one of those membrane transporters.A. beginning from the challenge of entering the cell, until you have […]

How does a germ cell become a gamete? So I know that the oocyte and the sperm are the female and male”germ cell”, and that the germ cells give rise to gametes, whichfuse at fertilization. What’s the process of a germ cell becomingactual “gametes”? (especially in females) Is it a […]

You are studying the expression of a proto-oncogene in a cancer cell and comparing it to expression in a non-cancer cell. You have done experiments to detect the presence of the proto-oncogene (DNA), the messenger RNA, and the protein in both cell types. Both cells have two copies of the […]