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#Question id: 2352


The plasma membrane is ______

#SCPH28 | Zoology
  1. impermeable

  2. totally permeable

  3. selectively permeable (semipermeable)

  4. slowly permeable


Answer:- Option(s): 3


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#Question id: 1621

#SCPH28 | Zoology

Eosinophils do NOT:

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#Question id: 5027

#SCPH06 I Botany

Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?

1. Protostomes invade terrestrial environments.

2. Cambrian explosion occurs.

3. Deuterostomes invade terrestrial environments.

4. Vertebrates become top predators in the seas.

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#Question id: 15925

#SCPH05 I Biotechnology

What is a cell line?

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#Question id: 5239

#I Life Science/ Life Sciences Group – I-V

Which of the following statements is not true for Hfr strains of E. coli ?

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#Question id: 19354

#SCPH28 | Zoology

The best selection agents for the non-transformed cells from the transformed one.
1. Inhibit growth 
 2. Slowly kill
3. Initiate growth
Which of the following is true regarding selection agents?

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