TLS Online TPP Program

#Question id: 8892


Which of the following correctly characterizes the phylum Rotifera?

#Unit 9. Evolution & Diversity of Life Forms
  1. a single-opening digestive tract
  2. a pair of mandibles made of chitin
  3. parthenogenic reproduction
  4. inability to persist in environments where they might undergo desiccation
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TLS Online TPP Program

#Question id: 3340

#Unit 9. Evolution & Diversity of Life Forms

Which of the following statements is NOT correct regarding effect of genetic drift?

TLS Online TPP Program

#Question id: 3341

#Unit 9. Evolution & Diversity of Life Forms

In a given population of 400 individuals, 64 percent of population is caused  cancer due to completely dominat allele B. Assuming the population is in Hardy- Weinberg equilibrium, which of the following is the expected proportion of individuals who are not expected to develop the cancer?

TLS Online TPP Program

#Question id: 3342

#Unit 9. Evolution & Diversity of Life Forms

Neutral alleles are those that do not alter fitness and average reproductive success does not differ between individuals that carry one neutral allele or the other. The frequencies of these neutral alleles may change in a population by

TLS Online TPP Program

#Question id: 3343

#Unit 9. Evolution & Diversity of Life Forms

Following genotype frequency as hardy Weinberg genetic equilibrium in figure. What is the frequency of A1 and A2 allele?

TLS Online TPP Program

#Question id: 3344

#Unit 9. Evolution & Diversity of Life Forms

Which of the following statements is NOT correct regarding effect of genetic drift?

TLS Online TPP Program

#Question id: 3345

#Unit 9. Evolution & Diversity of Life Forms

Some evolutionary force lead to genetic differences between populations while following are counteracts this tendency and tends to keep populations homogeneous in their allelic frequencies?