Q.
According to Hugo de Vries, the mechanism of evolution is
see full answer
Start JEE / NEET / Foundation preparation at rupees 99/day !!
21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya
a
multiple step mutations
b
saltation
c
phenotypic variations
d
minor mutations
answer is B.
(Unlock A.I Detailed Solution for FREE)
Ready to Test Your Skills?
Check your Performance Today with our Free Mock Test used by Toppers!
Take Free Test
Detailed Solution
According to Hugo de Vries, the mechanism of evolution is mutation-caused speciation and called it saltation - a single-step large mutation.Darwinian variations are small and directional.
Watch 3-min video & get full concept clarity