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TLS Online TPP Program

#Question id: 11003

Which of the following statements about cardiac muscle is most accurate?

#Unit 7. System Physiology – Animal
  1. The T-tubules of cardiac muscle can store much less calcium than T-tubules in skeletal muscle
  2. The strength and contraction of cardiac muscle depends on the amount of calcium surrounding cardiac myocytes
  3. In cardiac muscle the initiation of the action potential causes an immediate opening of slow calcium channels
  4. Cardiac muscle repolarization is caused by opening of sodium channels
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TLS Online TPP Program

#Question id: 13223

#Unit 6. System Physiology – Plant

At the endodermis, which pathway is blocked by the Casparian strip
TLS Online TPP Program

#Question id: 17809

#Unit 8. Inheritance Biology

In humans, albinism (unpigmented skin, hair, and eyes) is due to an enzymatic deficiency, and it is an autosomal recessive trait. Suppose that in a small country of one million people (“Generation 1”), there are 500 aa albinos and 9000 Aa heterozygous carriers. What is the probability that a child will be albino if: Both parents are members of Generation 2, and one parent is albino and the other is non-albino.
TLS Online TPP Program

#Question id: 4980

#Unit 11. Evolution and Behavior

If an increase in dicynodont species diversity (i.e., number of species) occurred soon after the Permian extinction, and if it occurred for the same general reason usually given for the increase in mammalian diversity following the Cretaceous extinction, then it should be attributed to
TLS Online TPP Program

#Question id: 27551

#Unit 1. Molecules and their Interaction Relevant to Biology

Glycine at pH 2.34, where there is an equal mixture of +H3N-CH2-COOH and +H3N-CH2-COO-  then the average or net positive charge is 
TLS Online TPP Program

#Question id: 23501

#General Aptitude

The great Indian Bustard bird is found in