TLS Online TPP Program

#Question id: 11575


Fight-or-flight reactions include activation of the ________.

#7. System Physiology – Animal
  1. parathyroid glands, leading to increased metabolic rate
  2. anterior pituitary gland, leading to cessation of gonadal function
  3. adrenal medulla, leading to increased secretion of epinephrine
  4. pancreas, leading to a reduction in the blood sugar concentration
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TLS Online TPP Program

#Question id: 10339

#6. System Physiology – Plant

Nitrate assimilates into the root where the conversion of nitrate to nitrite in the cytosol, a reduction reaction that involves the transfer of two electrons catalyzes by an enzyme that is NAD(P)H dependent is known as

TLS Online TPP Program

#Question id: 10340

#6. System Physiology – Plant

There several charecteristics of nitrate reductase, which of the following properties of nitrate reductase is incorrect?

TLS Online TPP Program

#Question id: 10341

#6. System Physiology – Plant

The accumulation of nitrate that results from diminished nitrate reductase activity, this symptoms is caused by

TLS Online TPP Program

#Question id: 10349

#6. System Physiology – Plant

Elevated plastid levels of glutamine stimulate the activity of glutamate synthase (also known as glutamine:2- oxoglutarate aminotransferase, or GOGAT). Given below some of the statements about GOGAT, which one of the following is incorrect?

TLS Online TPP Program

#Question id: 10350

#6. System Physiology – Plant

Ammonium can be assimilated via an alternative pathway rather than primary pathway which involves the sequential actions of glutamine synthetase(GS) and glutamate synthase(GOGAT), these alternative pathway catalyzes by enzyme known as,

TLS Online TPP Program

#Question id: 10351

#6. System Physiology – Plant

Plants contain two types of GOGAT; one accepts electrons from NADH, and the other accepts electrons from ferredoxin (Fd); which one of the following statements is correct?