TLS Online TPP Program

#Question id: 32385


What is the correct sequence of the cycle of structural changes used by myosin II to walk along an actin filament?

#Unit 2. Cellular Organization
  1. Released   Attached →  Cocked →  Force-generating
  2. Cocked →  Released →  Attached →  Force-generating
  3. Released →  Attached →  Force-generating →  Cocked 
  4. Attached →  Released →  Cocked →  Force-generating
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TLS Online TPP Program

#Question id: 3363

#Unit 9. Evolution & Diversity of Life Forms

An autosomal recessive condition affects 1 newborn in 100 in a random mating population without any disruptive acting force. What is the approximate expected frequency of carriers in this population?

TLS Online TPP Program

#Question id: 3364

#Unit 9. Evolution & Diversity of Life Forms

Which of the following equations represents the corresponding equilibrium for a locus with three alleles p, q and r of diploid individuals? (P, Q and R represent the frequencies of p, q and r, respectively)

TLS Online TPP Program

#Question id: 3365

#Unit 9. Evolution & Diversity of Life Forms

Consider a population of 10,000 individuals, of which 2500 are homozygotes (PP) and 3000 are heterozygotes (Pp) genotype. The frequency of allele p in the population is

TLS Online TPP Program

#Question id: 3366

#Unit 9. Evolution & Diversity of Life Forms

Red-Green color blindness is an X-linked recessive disorder. In a population which is in the Hardy-  Weinberg equilibrium, the incidence of occurrence of this in males is 2:2000. What will be the expected incidence of affected homozygous females?

TLS Online TPP Program

#Question id: 3367

#Unit 9. Evolution & Diversity of Life Forms

The largest unit within which gene flow can readily occur is a

TLS Online TPP Program

#Question id: 3368

#Unit 9. Evolution & Diversity of Life Forms

The origin of a new plant species by hybridization, coupled with accidents during nuclear division, is an example of