How many true breeding pea plant varieti...

How many true breeding pea plant varieties did Mendel select aa pairs, which were similar except in one character with contrasting traits ?

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How many true breeding pea plant varieties were selected by Mendel ?

How many pairs of contrasting characters in pea plants were studied by Mendel in his experiments?

In the first step of monohybrid cross experiment, Mendel selected Pea plants which were

The following blanks can be filled only by numbers. 1. Gregor Mendel conducted hybridisation experiments on garden peas for (P) years . 2. Mendel selected (Q) true - breeding pea plant varieties. 3. In a human population , there are (R) alleles for ABO Blood group. 4. In Drosophila, genes for white eye and yellow body show (S) % recombination The correct arrangement is

A true breeding homozygous pea plant with green pods and axial flowers as dominant characters, crossed with a recessive homozygous pea plant with yellow pods and terminal flowers. Work out the cross upto F_2 generation giving the phenotypic ratios of F_1 and F_2 generation respectively. (b) State the Mendelian principle which can be derived from such a cross and not from monohybird cross.

How many of the following statements (s) are correct ? (i) Genus comprises a group of related species which has more characters in common in comparison to species of other genera . (ii) 'pardus' and 'leo' are two different species but both belong to the genus Felis. (iii) Each genus may have one or more than one specific epithets representing different organisms . (iv) A species is a group of individuals with highest fundamental similarities and maximum number of organisms.

Assertion :- Mendel proposed that in a true breeding, tall or dwarf pea variety the allelic pair of genes for height are identical i.e. TT and tt respectively. Reason :- Alleles can be similar as in the case of homozygotes or can be dissimilar as in the case of heterozygotes.

Find the number of correct statements for laws of inheritance. (i) All the laws are with exception. (ii) Were explained with the use of seven pairs of contrasting traits by Mendel. (iii) Requirement of meiosis. (iv) Can be explained by binomial expression. (V) Based Mendel's generalisation.

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