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Agriculture · Q102

Genetics And Plant Breeding

Graduate and Post Graduate · Agriculture · question 102

Q102

The phenomenon in which occurrence of one crossing over in chromosome interfers with the second crossing over in neighbouring segments is

A.
Co-incidence
B.
Inference
C.
Interference
Answer
D.
Inheritance

Answer: Option C

Solution

Answer: Option C
Solution:
The phenomenon in which the occurrence of one crossing over in chromosome interferes with the second crossing over in neighboring segments is Interference.
Interference is the term used to refer to the non-random placement of crossovers concerning each other during meiosis.
One crossover "interferes with the coincident occurrence of another crossing over in the same pair of chromosomes, and I have accordingly termed this phenomenon ‘interference’."