English
Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 10

Name the conditions when both the alleles are identical? - Science

Advertisements
Advertisements

Question

Name the conditions when both the alleles are identical?

One Word/Term Answer

Solution

Homozygous

shaalaa.com
  Is there an error in this question or solution?
Chapter 18: Genetics - Evaluation [Page 272]

APPEARS IN

Samacheer Kalvi Science [English] Class 10 SSLC TN Board
Chapter 18 Genetics
Evaluation | Q V. 2. | Page 272

RELATED QUESTIONS

Differentiate between the following -

Homozygous and Heterozygous


A child has blood group O. If the father has blood group A and mother blood group B, work out the genotypes of the parents and the possible genotypes of the other offsprings.


Explain Mendel’s monohybrid progeny with the help of any one cross.


Differentiate Between  Monohybrid and Dihybrid cross.


Pure-bred tall pea plants are first crossed with pure-bred dwarf pea plants. The pea plants obtained in the F1 generation are then selfed to produce F2 generation of pea plants.

What do the plants of the F1 generation look like?


Pure-bred tall pea plants are first crossed with pure-bred dwarf pea plants. The pea plants obtained in the F1 generation are then selfed to produce F2 generation of pea plants.

What is the ratio of tall plants to dwarf plants in the F2 generation?


Give reasons why acquired characters are not inherited.


Punnett square is used to know


In a cross between red coloured and white coloured flowers, when plants with red coloured flowers of F1 generation were self pollinated, plants of F2 generation were obtained in which 75% of plants were with red flowers and 2.5% plants were with white flowers.

Explain the inheritance of traits in the above cross with the help of a flow chart only along with the ratio of plants obtained.


Assertion (A): In humans, if gene (B) is responsible for black eyes and gene (b) responsible for brown eyes, then the colour of eyes of the progeny having gene combination Bb, bb or BB will be black only.

Reason (R): The black colour of the eyes is a dominant trait.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×