The genotype r/r ; p/p gives fowl a single comb, R/– ; P/– gives a walnut comb, r/r ; P/– gives a pea comb, and R/– ; p/p gives a rose comb. Which of the following parental genotype would produce 3/8 Walnut comb, 1/8 pea comb, 3/8 rose comb and, 1/8 single comb?

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#Question id: 28405

#Unit 5. Developmental Biology

BMP inhibitors secreted by the organizer that involve to inhibiting the expression of BMP at the dorsal side of the embryo, these organizers are____

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#Question id: 28406

#Unit 5. Developmental Biology

Noggin is a secreted protein that is able to accomplish two of the major functions of the organizer, such function involve__ 

a) It induces dorsal ectoderm to form neural tissue

b) It induces dorsal ectoderm to form epidermal tissue

c) It dorsalizes mesoderm cells that contribute to the ventral mesoderm

d) It dorsalizes mesoderm cells that contribute to the dorsal most mesodermal cell

TLS Online TPP Program

#Question id: 28407

#Unit 5. Developmental Biology

In Drosophila, BMP homologue is___

TLS Online TPP Program

#Question id: 28408

#Unit 5. Developmental Biology

In Drosophila, Sog protein is a homologue of which protein of amphibians ?

TLS Online TPP Program

#Question id: 28409

#Unit 5. Developmental Biology

Which of the following organizer proteins that involve inhibiting the Wnt proteins during gastrulation?

TLS Online TPP Program

#Question id: 28410

#Unit 5. Developmental Biology

Brain formation requires inhibiting pathways known as___