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Evolution — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution1 Mark
MCQ
Coacervates are:
  • A
    Protobionts having polysaccharide + protein + H2​O
  • B
    Protein Aggregate
  • C
    Protein and lipid aggregates
  • D
    None of the above
✓

Answer

  1. Protobionts having polysaccharide + protein + H2​O

Explanation:

Protobionts are prebiotic chemical aggregates having one or more properties of living systems. Process of aggregation of organic molecules is called coacervation. It produced three types of protobionts - coacervates, microspheres and vesicles. Coacervates are reversible emulsoid aggregates consisting of protein and polysaccharide with some water.

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