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TLS Online TPP Program

#Question id: 28436

Primitive Groove is____

#Unit 5. Developmental Biology
  1. A funnel-shaped depression at the center of Hensen’s node through which cells migrate
  2. First morphological sign of gastrulation in amniotes
  3. A regional thickening of cells at the anterior end of the primitive streak
  4. a depression that serves as an opening through which migrating cells pass into the deep layers of the embryo
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TLS Online TPP Program

#Question id: 1946

#Unit 4. Cell Communication and Cell Signaling

In celiac disease there is T-cell sensitivity to:
TLS Online TPP Program

#Question id: 26511

#Unit 3. Fundamental Processes

There are two classes of snoRNPs involved in rRNA processing in nucleolus, so choose which of the following is correctly matched with their function 
a.The box H/ACA snoRNPs are involved in 2-O-methylations
b.The box H/ACA snoRNPs are involved in pseudouridylylation
c.The box C/D snoRNPs function in 2-O-methylations
d.The box C/D snoRNPs function in pseudouridylylation
TLS Online TPP Program

#Question id: 15120

#Unit 8. Inheritance Biology

Given below is a pedigree chart showing the inheritance of a certain sex-linked trait in humans 

The trait traced in the above pedigree chart is
TLS Online TPP Program

#Question id: 28960

#Unit 7. System Physiology – Animal

the oxidation of iodine is mediated by a membrane-bound enzyme found in the thyrocyte apical membrane, this enzyme is called____
TLS Online TPP Program

#Question id: 3401

#Unit 11. Evolution and Behavior

Genotypes of leopard frogs from a population in central Kansas were determined for a locus that encodes the enzyme malate dehydrogenase. The following numbers of genotypes were observed: What would be the expected numbers of genotypes if the population were in Hardy-Weinberg equilibrium?