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TLS Online TPP Program

#Question id: 598

Which might be a method used for distinguishing among several mechanistic possibilities in a multi-substrate reaction?

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. Measure Km in the presence of one substrate at a time.

  2. Measure the rate with respect to one substrate while varying the concentration of another substrate.

  3. Measure the rate while adding inactivators for all but one substrate.

  4. Any of the above

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TLS Online TPP Program

#Question id: 619

#Unit 1. Molecules and their Interaction Relevant to Biology

The benefit of measuring the initial rate of a reaction V0 is that at the beginning of a reaction:
TLS Online TPP Program

#Question id: 12034

#Unit 7. System Physiology – Animal

In a healthy person, after a carbohydrate-rich meal, the production of ________ will increase, causing the uptake of ________ from the blood into liver cells.
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: 12061

#Unit 7. System Physiology – Animal

Cystic fibrosis (CF) is an inherited disorder of the exocrine glands, affecting children and young people. Mucus in the exocrine glands becomes thick and sticky and eventually blocks the ducts of these glands (especially in the pancreas, lungs, and liver), forming cysts. A primary disruption in the transfer of which ion across cell membranes occurs in CF leading to decreased secretion of fluid?
TLS Online TPP Program

#Question id: 3469

#Unit 11. Evolution and Behavior

Individual A is cousin of B individual? During altruistic act A individuals get benefitted from B individual is 80. What is at least value of cost scarified by individuals A?