Q1. What is the differentiation of the subterranean root? In a discussion of plant move from water to land, what is the differentiation of the subterranean root? Someone please help me with a “layman’s” explanation! Q2. In spite of their best efforts, hospitals seem to be unable to reduce their […]

IN REGARDS TO THE FETAL PIG DISSECTION 1) The ductus arteriosus and the ductus venosus are two key vessels in the fetal circulation that are absent in the adult circulation. What are their function in the fetus? Why are they necessary? 2) At birth, the fetal circulation is transformed instantaneously […]

Sperm cells bind to an egg via ZP3, a glycoprotein in the glycocalyx of the egg, and can be inhibited from doing so by adding an excess of free oligosaccharide. You are interested in finding the protein on the sperm cell responsible for binding to ZP3. Which of the following […]

Q1. Homeotic genes include a homeobox sequence that is highly conserved among very diverse species. The homeobox is code for that domain of a protein that binds to DNA in a regulatory developmental process. Which of would you then expect? Q2. Were latitude the only control of temperature, the isotherms […]