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TLS Online TPP Program

#Question id: 13164

Match the following.

Column I

Column II

Column III

A. G Protein–Coupled Receptors That

Activate PDE

i. cAMP

a. Increase in conversion of glycogen to glucose

B. G Protein–Coupled Receptors That

Activate Adenylyl Cyclase

ii. cGMP

b. Hyperpolarization or depolarization of photoreceptor membrane

C. G Protein–Coupled Receptors That

inhibit Adenylyl Cyclase

iii. DAG

c. activates genes necessary for cell division

D. G Protein–Coupled Receptors

That Trigger Elevations in Cytosolic and

Mitochondrial Calcium

 

d. increase in K+ permeability hyperpolarizes the

membrane

Which one of the following is correct?

#Unit 4. Cell Communication and Cell Signaling
  1. A - (ii) (b), B-(i)(a and b), C-(i)(d), D-(iii) (a)
  2. A - (ii and iii) (a), B-(i)(b), C-(i)(c and d), D-(iii) (d)
  3. A - (i and ii) (b), B-(i)(a), C-(i)(d), D-(iii) (a and c)
  4. A - (iii) (b), B-(i and ii)(a), C-(i)(a), D-(iii) (c)
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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?
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