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4.Principles of Inheritance and Variation
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Mendelism was rediscovered by
$I.$ Morgan
$II.$ De Vries
$III.$ Correns
$IV.$ Tschermark
Choose the correct option
A
$I, III$ and $IV$
B
$I, II, III$ and $IV$
C
$II, III$ and $IV$
D
$I, II$ and $III$
Solution
Mendel died in $1884$ long before his work came to recognized. It was in $1900$ when three worker independently rediscovered the principles of heredity already worked out by Mendel.
They were Hugo de Vries of Holland, Carl Correns of Germany and Eric Tiron and Tschermark of Austria
Standard 12
Biology
Similar Questions
In Drosophila, the allele for a normal grey body colour $G$ is dominant to ebony body $g.$ The following table summarises the results of several crosses
| S.No | Cross | Result |
| $I.$ | Strain $1 \times$ gg | All wild type |
| $II.$ | Strain $2 \times$ gg |
$1$ wild type $:\;1$ ebony |
| $III.$ | Strain $3 \times$ gg | All ebony |
| $IV.$ | Strain $4 \times$ Gg |
$3$ wild type $:\,1$ ebony |
Which strains both have the genotype Gg?
normal
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