Q999
Vertifolia effect is characterized by the loss of
A.
Horizontal resistance
AnswerB.
Vertical resistance
C.
Both A and B
D.
None of these
Answer: Option A
Solution
Answer: Option A
Solution:
Vertifolia effect is characterized by the loss of Horizontal resistance.The Vertifolia effect is a well-documented phenomenon in the fields of plant breeding and plant pathology.
It is characterized by the erosion of a crop's horizontal resistance to disease during a breeding cycle due to the presence of strong vertical resistance, characterized by the presence of R genes.