What are chromosomes
Heredity (10)What are chromosomes ? Explain how in sexually reproducing organisms the number of chromosomes in the progeny is maintained.
Answer
Chromosomes - thread like structures made up of DNA found in the nucleus.
The original number of chromosomes becomes half during gamete formation.
Hence, when the gametes combine, the original number of chromosomes gets restored in the progeny.
Exam Year:
2015
Related Questions
- How do Mendel’s experiments show that the
- If the plants of F1 progeny are self-pollinated, then what would be observed in the plants of F2 progeny
- A cross between pea plant with white flowers (vv)
- In a cross between violet flowered plants and white flowered plants, state the characteristics of the plants obtained in the F1 progeny
- The most obvious outcome of the reproductive process is the generation of individuals
- A Mendelian experiment consisted of breeding pea plants bearing violet flowers with pea plants bearing white flowers