Advertisements
Advertisements
प्रश्न
Differentiate between
Gametic meiosis and Zygotic meiosis.
Advertisements
उत्तर
| Gametic meiosis | Zygotic meiosis |
| When the reproductive cells of a diploid organism undergoes meiosis to produce haploid gametes, it is called gametic meiosis. | Some algae and fungi are haploid adults. They produce haploid gametes which upon fertilization form a diploid zygote. This‘zygote undergoes meiosis to form haploid spores, which on repeated mitotic division form the adult body. |
संबंधित प्रश्न
Choose the odd one out and name the category to which it belongs.
Centrosome, Cell wall, Cell membrane, Large Vacuole.
Answer the following question in your own words.
What is meant by ‘chromosome’?
Choose the correct answer:
Chromosomes number is halved in ____________
Choose the correct answer:
If after karyokinesis, cytokinesis does not occur, then result would be _____________
Mention the contribution of the scientist given below in the study of chromosome:
Strasburger
Write a sentence of the following:
Telomere
Chromosome number in humans is ______.
Enumerate the various changes that occur in the nucleus of the cell during anaphase of mitotic division.
Why gametes have a haploid number of chromosomes?
Identify the stages of meiosven below and label them.
Explain the Term Zygotene
Complete the following sentence with appropriate word :
Chromosomes are _________ material.
State the Location: Polytene chromosome
Write the functional activity of the following structure:
Spindle fibers
Multiple Choice Question
Chromosomal aberrations are caused by:
The chromosomes are duplicated in ______.
Aneuploidy refers to ______.
Which of the following statements are correct?
- X chromosome has large amount of euchromatin.
- heterochromatin is genetically inert.
- Both X and Y chromosomes are homologous.
- Crossing over does not take place in sex chromosomes in female.
Choose the correct option.
