Contribution of scientist : Hugo de Vries, Hardy - Weinberg and Ernest Haeckel.
Contribution of scientist : Hugo de Vries, Hardy - Weinberg and Ernest Haeckel.
Gave mutation theory it states that evolution occurs by a single step large mutations that are random and directionless.
Reinterpreted Baer's law in the form of recapitulation theory in the light of evolution.
Gave Hardy Weinberg principle, it states that allele frequencies in population are stable and remain constant from generation to generation.
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Match the following.
Column $- I$
Column $- II$
$(A)$ Lamark
$(p)$ Finch bird
$(B)$ De Vries
$(q)$ Evening primerose
$(C)$ Darwin
$(r)$ Giraffes
$(s)$ Melanic moths
Match the following.
| Column $- I$ | Column $- II$ |
| $(A)$ Lamark | $(p)$ Finch bird |
| $(B)$ De Vries | $(q)$ Evening primerose |
| $(C)$ Darwin | $(r)$ Giraffes |
| $(s)$ Melanic moths |
$A$ : $A$ single large mutation called saltation can produce new species.
$R$ : Mutations are directional
$A$ : $A$ single large mutation called saltation can produce new species.
$R$ : Mutations are directional
Definitions / Explanation : Evolution & Theory of species creation
Definitions / Explanation : Evolution & Theory of species creation