BMB 252

What is the ECM? ANS Extracellular matrix a network of proteins and polysaccharide chains that are secreted by cells What are the two forms of the ECM? What are they each? ANS ECM of connective tissue= fibrous polymers like collagen Basal Lamina= flexible, thin mat of specialized ECM that underlies epithelial cell sheets and tubes What are the two ways that cells are attached in tissue? ANS either to the basal lamina or to the ECM and to each other What are the 4 main types of junct...

PSU BMB 252 EXAM | QUESTIONS AND 100% CORRECT ANSWERS | LATEST UPDATE |GRADED A+ What is the complexity of species associated with? ANS complexity of regulatory regions What would happen if a protein responsible for eye development was expressed in a wing of a fly? What does this tell us about homologous proteins? ANS An eye would develop in the wing This tells us that homologous proteins are interchangeable What differs more between different organisms? A. Regulatory DNA B. Reg...