TLS Online TPP Program

#Question id: 4700


Which of the following is not an observation or inference on which natural selection is based?

#Zoology
  1. There is heritable variation among individuals.

  2. Poorly adapted individuals never produce offspring.

  3. Species produce more offspring than the environment can support.

  4. Individuals whose characteristics are best suited to the environment generally leave more offspring than those whose characteristics are less suited.

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TLS Online TPP Program

#Question id: 32521

#Biochemistry

Match the following

Column 1Column 2
 a. Abundant NADH and O2 , but cyanide added 1. all carriers become reduced
 b. Abundant NADH, but O2 exhausted 2. all carriers become oxidized. 
 c. Abundant O2 , but NADH exhausted 3. cytochrome c oxidized.
 d. Abundant NADH and O2

TLS Online TPP Program

#Question id: 32521

#Biochemistry

Match the following

Column 1Column 2
 a. Abundant NADH and O2 , but cyanide added 1. all carriers become reduced
 b. Abundant NADH, but O2 exhausted 2. all carriers become oxidized. 
 c. Abundant O2 , but NADH exhausted 3. cytochrome c oxidized.
 d. Abundant NADH and O2

TLS Online TPP Program

#Question id: 32524

#Biochemistry

Which of the following sequential reactions correctly represent(s) 
a. NADH dehydrogenase → Ubiquinone → Cytochrome bc1 → Cytochrome c → Cytochrome c oxidase
b. NADH dehydrogenase → Succinate dehydrogenase → Ubiquinone → Cytochrome c → Cytochrome bc1 → Cytochrome c oxidase
c. NADH dehydrogenase → Ubiquinone → Alternative oxidase
d. NADH dehydrogenase → Alternative oxidase → Ubiquinone

TLS Online TPP Program

#Question id: 32940

#Biochemistry

Match the antimicrobial agents in group I with their category/mode of action in group II. 


TLS Online TPP Program

#Question id: 33430

#Biochemistry

The energetic cost of activating a fatty acid is equivalent to two ATP, and the net gain per molecule of palmitate is

TLS Online TPP Program

#Question id: 33432

#Biochemistry

Complete oxidation of 17C fatty acids generates