What is an $Auxotroph$?

  • A
    $A$ plant that responds by bending towards the sun.
  • B
    $A$ mutant that has lost the ability to synthesize one or more essential compounds.
  • C
    An organism that depends on another organism.
  • D
    $A$ plant that is capable of synthesizing its own carbohydrates.

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Similar Questions

Sickle cell anemia is caused by a mutation in the hemoglobin gene known as:

The defect sickle-cell anaemia is caused by the . . . . . . of glutamic acid by valine at the $6^{th}$ position of the . . . . . . globin chain of the haemoglobin molecule.

Most mutations are .......

Assertion: An organism with lethal mutation may not even develop beyond the zygote.
Reason: All types of gene mutations are lethal.

Point mutation is a change which involves

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