Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 26447
TLS Online TPP Program

#Question id: 8783

Which of the following statements is accurate, at least according to our present knowledge?

#Unit 9. Diversity of Life Forms
  1. Eukaryotes acquired nuclear genes only in the distant past; these genes can allow survival in anaerobic environments.
  2. Genes from prokaryotes have been acquired by some eukaryotes; these genes can allow survival in extreme environments.
  3. Prokaryotes acquired genes from eukaryotes many times; these genes can allow survival in extreme environments.
  4. Prokaryotes acquired genes from fungi; these genes can allow the digestion of cellulose.
More Questions
TLS Online TPP Program

#Question id: 9170

#Unit 9. Diversity of Life Forms

Which of the following is an important feature of most terrestrial biomes?
TLS Online TPP Program

#Question id: 94

#Unit 1. Molecules and their Interaction Relevant to Biology

A monosaccharide whose anomeric carbon atom has a glycosidic bond to an alcohol, amine or thiol is a ________.
TLS Online TPP Program

#Question id: 12627

#Unit 6. System Physiology – Plant

Strigolactones are synthesized from β-carotene,  synthesis of the intermediate carlactone, beyond which strigolactone biosynthesis diverges is takes place____
a) in a species-specific manner
b) in Non-species specific manner
c) Divergence is attributed to the functional diversity of MAX1 cytochrome P450 isoforms, which act on carlactone
d) Divergence is attributed to the functional diversity of MAX1 cytochrome P450 isoforms, which act on 5-Deoxystrigol
Which of the following combination from the above statement is true?
TLS Online TPP Program

#Question id: 1276

#Unit 4. Cell Communication and Cell Signaling

Which of the following does not belong to the major families of cell surface adhesion molecules?
TLS Online TPP Program

#Question id: 5767

#Unit 8. Inheritance Biology

 An enzyme that repairs thymine dimers in visible light in E. coli