TLS Online TPP Program

#Question id: 23704


Which of the following seals the sticky ends of restriction fragments to make recombinant DNA?

#Unit 13. Methods in Biology
  1. restriction enzymes
  2. gene cloning
  3. DNA ligase
  4. gel electrophoresis
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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: 5364

#Unit 8. Inheritance Biology

The inheritance of a given disorder is recorded in families shown below: Based on the above limited information, which one of the following inheritance patterns of disorder was not shown in the family?

TLS Online TPP Program

#Question id: 5365

#Unit 8. Inheritance Biology

The following pedigree shows the inheritance of a common phenotype controlled by an autosomal recessive allele. The probability of carriers in the population is 1/3. What is the probability that a child from parents III-3 and III-4 will show the phenotype?

TLS Online TPP Program

#Question id: 5366

#Unit 8. Inheritance Biology

From the following select the possible mode of inheritance and the probability that the child in generation III will show the trait.

TLS Online TPP Program

#Question id: 5367

#Unit 8. Inheritance Biology

Following pedigree showing X link recessive disorder. Which of the following confirm a carrier female in a family?

TLS Online TPP Program

#Question id: 5368

#Unit 8. Inheritance Biology

Which of the following is correct about genetic disorder in family?

A) Gene for this trait present in both sex

B) Trait is governed by mitochondrial gene

C) Sex limited trait acts like a recessive trait on an autosome

D) Sex influenced trait acts like a dominant trait on an autosome