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Question
Write short note on Gene pool.
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Solution
- The total genetic information encoded in sum total of genes in a Mendelian population is called gene pool.
- Simply, gene pool means the total number of genes of all individuals in a population.
- It contains both expressed genes and non-expressed genes.
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RELATED QUESTIONS
Short answer question.
Enlist the different factors that are responsible for changing gene frequency.
The modem synthetic theory of evolution does NOT include ____________.
Which statements are TRUE regarding genetic recombination?
- It occurs in asexually and sexually reproducing organisms.
- They occur due to random union of gametes, anaphasic separation of chromosomes, and crossing over.
- New genetic combinations result in variation.
Identify the INCORRECT statement.
Domestic wheat, which has 42 chromosomes, is probably hexaploid (6n), whereas the haploid number in the ancestral ones was 7. Find out the right reason as to how are such plants produced?
Reasons for diversity in a living being is:
Define the term:
Genetic drift
Match the following
| Column A | Column B | ||
| (i) | Dryopithecus | (a) | Java and Peking |
| (ii) | Ramapithecus | (b) | Toung in South Africa |
| (iii) | Australopithecus | (c) | Lake Victoria of Africa |
| (iv) | Homo erectus | (d) | Shivalik hills in India |
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If the members of two different populations do not interbreed due to difference in the structure of reproductive organs, then it is called ______ isolation.
