Advertisements
Advertisements
प्रश्न
Differentiate between
Gametic meiosis and Zygotic meiosis.
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. |
APPEARS IN
संबंधित प्रश्न
Name the sex chromosomes in human males and females
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong
Centrosome.Cell wall, Cell membrane, Large vacuoles
The term “chromosomes” literally means ______.
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ____________
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ________________
Mention the contribution of the scientist given below in the study of chromosome:
Balbiani
Choose the correct answer:
Chromosomes are thin and thread like at __________
Choose the correct answer:
Chromosomes largely consist of _______________
Give Technical Terms
The stage at which the formation of chiasmata occurs.
Complete the following sentence with appropriate word :
Polytene chromosomes are found in _________ of fly larvae.
Multiple Choice Question:
How many chromosomes are found in a cell of humans?
Name the following:
Cells having a single set of chromosomes.
Nullisomy is represented by ______.
In humans, the sex chromosome complement is
The region of the chromosome where the spindle fibres get attached during cell division ______
______ is a sudden permanent heritable change that can occur in the gene, in the chromosome or chromosome number.
Read the following statements and select the correct option.
Statement I: The densely packed transcriptionally active, light staining region of chromatin is known as 'Heterochromatin'.
Statement II: The loosely packed, dark staining transcriptionally inactive region of chromatin is known as 'Euchromatin'.
In higher unisexual animals, one pair of chromosomes is not identical in two sexes. It is called as ______.
Normally, genes occur in a pair of chromosome, but genes of X and Y chromosomes shows different gene loci indicating ______.
After a mitotic cell division, a human female cell will have ______.
