Gastrulation in the frog begins at a point on the embryo surface roughly 180° opposite the point of sperm entry with the formation of a dimple called the:

TLS Online TPP Program

#Question id: 27414

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is correctly describing the common structure of any sterol

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#Question id: 15776

#Unit 5. Developmental Biology

Which stem cells play critical roles in fueling organogenesis in the embryo and regeneration in adult tissues?

A. Adult stem cells.

B. Embryonic stem cells

C. True stem cells

D. Tissue specific stem cells

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#Question id: 28872

#Unit 4. Cell Communication and Cell Signaling

Structure of Wnt proteins contain__

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#Question id: 11860

#General Aptitude

The traffic lights at three different road crossing change after every 48 sec , 72 sec, and 108 sec. Respectively . If they all change simultaneously at 8 : 20 : 00 hours , then at what time will they again change simultaneously ?

TLS Online TPP Program

#Question id: 1179

#Unit 4. Cell Communication and Cell Signaling

Ras is a(n):