A diagram of a food web, for the following questions. (Arrows represent energy flow and letters represent species.)

If this were a terrestrial food web, the combined biomass of C + D would probably be

TLS Online TPP Program

#Question id: 5059

#Unit 5. Developmental Biology

The responding tissue has already been specified and needs only an environment that allows the expression of these traits, process called as

TLS Online TPP Program

#Question id: 5060

#Unit 5. Developmental Biology

Proteoglycans are large molecules consist of core proteins with covalently attached glycosaminoglycan polysaccharide side chains. They play critically important roles in the delivery of the

TLS Online TPP Program

#Question id: 5061

#Unit 5. Developmental Biology

 The activin family, the bone morphogenetic proteins (BMPs), the Nodal proteins, the Vg1 family included in-

TLS Online TPP Program

#Question id: 5062

#Unit 5. Developmental Biology

Which of the signaling pathway is represent in this figure?

TLS Online TPP Program

#Question id: 5063

#Unit 5. Developmental Biology

 ______ required to maintain ES cells in an undifferentiated state.

TLS Online TPP Program

#Question id: 5064

#Unit 5. Developmental Biology

Fibroblast growth factors, epidermal growth factors, platelet-derived growth factors, and stem cell factor are all paracrine factors that bind to