TLS Online TPP Program

#Question id: 3425


Many evolutionary forces are operating in population. In study, within population increase genetic variation due to -----A-----while decrease genetic variation due to ------B-----. Between populations increase genetic variation due to -----C-----while decrease genetic variation due to ------D-----.

#Unit 11. Evolution and Behavior
  1. A- mutation and migration  B- genetic drift C- Mutation and genetic drift   D- Migration

  2. A- mutation and genetic drift    B- Mutation and migration  C-  genetic drift   D- migration

  3. A- mutation and migration   B- Migration      C- Mutation and genetic drift D- Genetic drift 

  4. A- genetic drift    B- migration     C- mutation and migration        D- mutation and genetic drift

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TLS Online TPP Program

#Question id: 5344

#Unit 8. Inheritance Biology

What is the most probable mode of inheritance depicted in the following pedigree?

TLS Online TPP Program

#Question id: 5345

#Unit 8. Inheritance Biology

Which of the following above is most probable mode of inheritance?

TLS Online TPP Program

#Question id: 5346

#Unit 8. Inheritance Biology

The following typical pedigree illustrates the key point that affected children are born to unaffected parents: Which of the following is correct statement?

TLS Online TPP Program

#Question id: 5347

#Unit 8. Inheritance Biology

The inheritance of a given disorder is recorded in small families shown below: Based on the above limited information, which one of the following inheritance pattern best explains the observations?

TLS Online TPP Program

#Question id: 5363

#Unit 8. Inheritance Biology

A Southern blot using a probe that binds to the region spanning the mutation causing albinism detects one DNA fragment in homozygous normal individuals (A/A) and two fragments in albino individuals (a/a). Following banding pattern of three offspring of parents? Which of the following correct regarding parents?

TLS Online TPP Program

#Question id: 5357

#Unit 8. Inheritance Biology

This pedigree shows the inheritance of a recessive trait in humans. Individuals that have the trait are homozygous for a recessive allele a. If H and I, who happen to be first cousins, marry and have a child, what is the chance that this child will have the recessive trait?