Crossing over is

  • A

    Inversely related to linkage

  • B

    Directly related to linkage

  • C

    Similar in meaning to linkage

  • D

    None

Similar Questions

The four daughter cells derived from a single meiosis differ from each other due to

The word 'crossing over' is given by

Morgan hybridised yellow-bodied, white-eyed females to brown-bodied, red-eyed males and intercrossed their $F_{1}$ progeny. He observed that

$(a)$ $F_{2}$ ratio was deviated very significantly from the $9 : 3 : 3 : 1$ ratio

$(b)$ Both genes did not segregate independently of each other

$(c)$ Recombinant types are not obtained in $F_{2}$ generation

$(d)$ Both genes segregate independently of each other

Select the correct set of statements :

Frequency of crossing over in a chromosome is an index of

Who used the frequency of recombination ?