NEET 2019, Biology Q23: Genetic Mutation and Disorders
NEET2019Paper 2019Biology
Q.
Variations caused by mutation, as proposed by Hugo de Vries are
- A
random and directional
- B
random and directionless
- C
small and directional
- D
small and directionless
Solution
According to Hugo de Vries, mutations are random and directionless.
Devries believed mutation caused speciation and hence called saltation (single step large mutation).
Concept behind this question
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