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TLS Online TPP Program

#Question id: 2040

The role of complement in rapid response to a first exposure to a variety of organisms involves which of the following?

#Unit 4. Cell Communication and Cell Signaling

  1. fixing to immunoglobulin.

  2. activation by mannan-binding lectin.

  3. participation in immune complex formation.

  4. activation of C1.

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TLS Online TPP Program

#Question id: 27384

#Unit 1. Molecules and their Interaction Relevant to Biology

The greater the effective nuclear charge on the atom
TLS Online TPP Program

#Question id: 32358

#Unit 1. Molecules and their Interaction Relevant to Biology

The first reaction in glycolysis that results in the formation of an energy-rich compound (i.e., a compound whose hydrolysis has a highly negative DG'°) is catalyzed by
TLS Online TPP Program

#Question id: 11745

#Unit 6. System Physiology – Plant

sieve cells of the sieve elements of phloem conduct sugars throughout the plant. The following statements given about characteistics of Sieve cells of sieve elements in seed plants;

a.)  There is no P-protein in gymnosperms

b.) Angiosperm contains sieve plate pores are open channels

c.) Pores in sieve areas appear blocked with membranes in gymnosperms

d.) Companion cells are sources of ATP and perhaps other compounds

Which of the following combination is correct?
TLS Online TPP Program

#Question id: 21260

#Unit 12. Applied Biology

L-Cysteine has traditionally been obtained by extracting it from acid hydrolysates of human hair and animal feathers. High levels cannot be synthesized from glucose because l-cysteine feedback inhibits the enzyme, which catalyzes one of the steps in the biosynthesis of l-cysteine. These enzyme are,
TLS Online TPP Program

#Question id: 10235

#Unit 10. Ecological Principles

Following some observation is correct about species of P, Q and R

A) Species P and R have generalized nich while Q has specialized nich

B) Species P and R have specialized nich while Q has generalized nich

C) Species P and R are more prone to extinct than Q species

D) Species Q is more prone to extinct than either P or R species