Question

(a) What is inbreeding depression ?
(b) Explain the importance of "selection" during inbreeding in cattle.

Answer 1

Answer:

Ans1-Inbreeding depression is the reduced biological fitness in a given population as a result of inbreeding, or breeding of related individuals. Population biological fitness refers to an organism's ability to survive and perpetuate its genetic material. Inbreeding depression is often the result of a Inbreeding depression is the reduced biological fitness in a given population as a result of inbreeding, or breeding of related individuals. Population biological fitness refers to an organism's ability to survive and perpetuate its genetic material.

Ans 2- Inbreeding the process of closely related animal with in the same breed for 4-6 generation. the continued

Inbreeding however reduce fertility and even the proctivity

this is called inbreeding dispression.

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Answer 2

(a) Inbreeding depression can be defined as the reduction or loss in vigour and fertility as a result of inbreeding.FOR EXAMPLE - The selfing reduce the heterozygosity ,by a factor 1/2 in each generation.

(b) The importance of "selection" during inbreeding in cattle are :

• It help in increasing the productivity of inbreed population.
• It helps in gathering of desired superior genes.
• It helps in removing the harmful recessive genes.