TLS Online TPP Program

#Question id: 11145


Two fundamental concepts about the ion channels of a "resting" neuron are that the channels ________.

#Part-B Specialized Branches in Biotechnology
  1. are always open, but the concentration gradients of ions frequently change
  2. are always closed, but ions move closer to the channels during excitation
  3. are open or closed depending on their type, and are specific as to which ion can traverse them
  4. open in response to stimuli, and then close simultaneously, in unison
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TLS Online TPP Program

#Question id: 10273

#Part-B Specialized Branches in Biotechnology

The existence of different pathways that serve a similar function and can replace each other without a clear loss in function is called,

TLS Online TPP Program

#Question id: 10274

#Part-B Specialized Branches in Biotechnology

In plastids, a partial glycolysis occurs that produces metabolites for plastidial biosynthetic reactions, which of the following is not synthesized in the plastid?

TLS Online TPP Program

#Question id: 10276

#Part-B Specialized Branches in Biotechnology

In glycolysis, the enzyme glyceraldehyde 3-phosphate dehydrogenase catalyzes;

TLS Online TPP Program

#Question id: 10279

#Part-B Specialized Branches in Biotechnology

Phosphohexose isomerase is one of the enzyme of glycolysis which catalyzes Glucose 6-phosphate to Fructose 6-phosphate, enzyme bind with the hexose in their active site by opening the structure. The ring opening and closing reactions are catalyzed by an active-site present amino acid such as

TLS Online TPP Program

#Question id: 10280

#Part-B Specialized Branches in Biotechnology

The enzyme of glycolytic pathway that forms fructose 1,6-bisphosphate is called phosphofructokinase-1 (PFK-1), which statements can’t distinguish it from a second enzyme (PFK-2) Phosphofructokinase-2.

TLS Online TPP Program

#Question id: 10281

#Part-B Specialized Branches in Biotechnology

Gluconeogenesis is particularly important in plants such as the castor oil plant Ricinus communis and sunflower that store carbon in which form .