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Explain the Term Recessive Character. - Biology

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प्रश्न

Explain the Term Recessive character.

एक पंक्ति में उत्तर

उत्तर

Recessive character: The character which remains hidden in F1 generation and expressed in the second-generation in the ratio of 1:2:1.

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अध्याय 2: Fundamentals of Genetics - Explain the Terms

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आईसीएसई Biology [English] Class 10
अध्याय 2 Fundamentals of Genetics
Explain the Terms | Q 8

संबंधित प्रश्न

Which phoenomenon gives 2 : 1 ratio instead of 3 : 1 ratio? Describe with graphical representation.


Who was the 'Father of Genetics'?

Who was Mendel?

Choose the correct answer:

Mendel was born in __________


 Give the significance of mutation.


Mutation alerts the hereditary material. Give reasons.


Give the Phenotypic and Genotypic ratio of the F2 and F2 generation.


Explain the Term Variation.


Name the following:

The study of heredity and variation.


Give Technical Term:

The individuals having dissimilar pairs of genes.


Give Technical Term:

A twin consisting of a brother and a sister were born to a lady. What is the name of such a type of twins?


Write the functional activity of the following structure:

Autosomes


Multiple choice question.

When F2 phenotypic and genotypic ratios are the same, then it is an example of _______.


Give any two points of difference between homozygous and heterozygous.


Using ______, the production of gametes by the parents, the formation of zygotes, the F1 and F2 plants can be understood.


The percentage of each gamete out of four different types of gametes produced by the F1 dihybrid will be ________.


An indvidual of genotype, Aa Bb Cc Dd is used in test cross. How many different phenotypes can appear in this progeny?


A typical dihybrid cross is carried outbetween true breeding plant with yellowround seeds and a true breeding plant withgreen wrinkled seeds. With appropriatesymbol write the genotypes of —

  1. Homozygous dominant and recessive parents.
  2. Gametes produced by both the parents.
  3. Gametes produced by the F, hybrid. (3)

Rewrite the correct form of the statement by changing the first or last word only:

The full complement of DNA of an organism is termed as genetics.


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