Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 53446
TLS Online TPP Program

#Question id: 28383

In the case of recessive mutant of Antennapedia, the gene fails to be expressed in the second thoracic segment, then what will cause?

#Unit 5. Developmental Biology
  1. no phenotypic effect
  2. Antennapedia gene is expressed in head region only and thus promotes leg-like structure in head socket
  3. Antennapedia gene is expressed in the head as well as in thorax
  4. antennae sprout in the leg positions
More Questions
TLS Online TPP Program

#Question id: 1629

#Unit 4. Cell Communication and Cell Signaling

Clonal selection occurs when antigen is encountered by:
TLS Online TPP Program

#Question id: 24672

#Unit 2. Cellular Organization

Which statement describes the mode of action of the ABCB1 transporter (the first eukaryotic ABC transporter to be recognized)?
TLS Online TPP Program

#Question id: 2634

#Unit 2. Cellular Organization

Tryptophan, the end-product of the enzymes encoded by the trp operon, therefore acts as a co-repressor and inhibits its own synthesis through:
TLS Online TPP Program

#Question id: 2458

#Unit 2. Cellular Organization

What would occur if CapZ was inhibited in cells?
TLS Online TPP Program

#Question id: 19105

#Unit 6. System Physiology – Plant

The type III secretion system (T3SS), to deliver bacterial effector proteins into the plant cell have been identified to be secretion of enzymes which causes dead of the plant, these enzymes are;
a) Phosphatases
b) Proteases 
c)  Lyases
d) Isomerase
e) Ligase