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TLS Online TPP Program

#Question id: 11767

If a population has a stable age distribution, which of the following statements is true?

#Unit 10. Ecological Principles
  1. Each age class grows or declines at the same rate
  2. The growth rate of any age class is the same as that for the population as a whole
  3. The percentage of individuals in each age class remains constant
  4. All of the above
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TLS Online TPP Program

#Question id: 7168

#Unit 5. Developmental Biology

Which one of the following signaling pathways will best support the mediolateral intercalation in the formation of the primitive streak in chick?
TLS Online TPP Program

#Question id: 4356

#Unit 3. Fundamental Processes

Gene expression is often assayed by measuring the level of mRNA produced from a gene. What level of the control of gene expression can by analyzed by this type of assay?
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: 31084

#Unit 4. Cell Communication and Cell Signaling

Opening of IP3-gated Ca2+ channels in the endoplasmic reticulum leads to an increase in Ca2+ in the:
a) Cytosol
b) ER lumen
c) Mitochondrial matrix
d) Trans golgi

Which of the following is correct?
TLS Online TPP Program

#Question id: 11885

#General Aptitude

84 Maths books, 90 Physics books and 120 Chemistry books have to be stacked topic-wise. How many books will be there in each stack so that each stack will have the same height too?