TLS Online TPP Program

#Question id: 5307


Which of the following techniques would be most appropriate to test the hypothesis that humans and chimps differ in the expression of a large set of shared genes?

#Unit 11. Evolution and Behavior
  1.  DNA microarray analysis

  2. polymerase chain reaction (PCR)

  3. DNA sequencing

  4. protein-protein interaction assays

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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?

TLS Online TPP Program

#Question id: 5356

#Unit 8. Inheritance Biology

In the following pedigree, individuals with shaded circle or shaded square show presence of a recessive autosomal trait. The calculated risk of occurrence of this trait for III-I is

TLS Online TPP Program

#Question id: 15120

#Unit 8. Inheritance Biology

Given below is a pedigree chart showing the inheritance of a certain sex-linked trait in humans 

The trait traced in the above pedigree chart is

TLS Online TPP Program

#Question id: 15119

#Unit 8. Inheritance Biology

identify the pedigree shown below 


TLS Online TPP Program

#Question id: 15118

#Unit 8. Inheritance Biology

In dominant disorder only normal/affected individuals are appeared in population then what will be the correct expression of Hardy-Weinberg principle