TLS Online TPP Program

#Question id: 26543


What are the function of P-TEFb  
a.It Phosphorylate NELF & DSIF
b.It Phosphorylate S2/7 OF CTD
c.It Phosphorylate SPT 5

#Unit 3. Fundamental Processes
  1. a only
  2. b only
  3. a & c only
  4. a, b, & c
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TLS Online TPP Program

#Question id: 34122

#Unit 7. System Physiology – Animal

Loss of which of the following pituitary hormones might be expected to increase responses to painful stimuli?

TLS Online TPP Program

#Question id: 29049

#Unit 10. Ecological Principles

Some given statements about anti freezing are given;
a. some invertebrates to withstand temperatures as low as –18°C without freezing, in presence of glycoproteins
b. Sodium, potassium, or chloride ions involve to increasing  the blood freezing point, so the lack of these ions some species help to lower the blood freezing point
c. Amphibians release large amount of glucose into the blood to prevent freezing of blood in cold
d. Sodium, potassium or urea function as anti freezing in their blood
e. Glycine causes supercooling in plants
Which of the following statements about supercooling/anti freezing is correct?

TLS Online TPP Program

#Question id: 2816

#Unit 2. Cellular Organization

Which of the following mutations can result in a reduction of β-galactosidase?

a. a mutation in adenylate cyclase

b. a mutation in catabolite activator protein (CAP)

c. a mutation in the CAP site in the lac control region

d. a mutation in the repressor binding site in the operator

TLS Online TPP Program

#Question id: 1616

#Unit 4. Cell Communication and Cell Signaling

Acute inflammation characteristically involves:

TLS Online TPP Program

#Question id: 27394

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following has smallest size