Advertisements
Advertisements
Question
Give Technical Terms
The stage at which the formation of chiasmata occurs.
Advertisements
Solution
Pachytene
APPEARS IN
RELATED QUESTIONS
Synthesis phase in the cell cycle is called so, because of the synthesis of more:
A. RNA
B. RNA and proteins
C. DNA
D. Glucose
Name the following:
The number of chromosomes present in a nerve cell of a human being.
“First meiotic division is the reduction division” what does the word ‘reduction’ refer to in this statement?
Mention whether the following statement is (T) Or (F). Give reason in support of your answer.
The unfertilized human egg has half the number of chromosomes of the body cells.
The component which is in the nuclei of cells and carries the hereditary characteristics is called ______.
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:
Balbiani
Mention the contribution of the scientist given below in the study of chromosome:
Waldeyer
Enumerate the various changes that occur in the nucleus of the cell during prophase.
Give Reasons for the following
The meiosis is called reductional division
Differentiate between
Cytokinesis in plant and animal cell
Give Technical Terms
The stage at which synapsis in chromosomes to form bivalents.
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with a suitable idea given in Column ‘I’.
| Column I | Column II |
| Genetics | Chromosomes are similar in size and shape. |
| Autosomes | The alternative forms of a gene. |
| Recessive gene | Study of laws of inheritance of characters |
| Allele | A gene that can express only when in a similar pair. |
| Homologous chromosomes | Chromosomes are other than the pair of sex chromosomes. |
Long answer type question.
Describe the different types of chromosomes.
Define euploidy.
The loss of one or more chromosomes in ploidy is called ______.
What' does 'P' and 'Q' represent in the following diagram of X and Y chromosomes? Select the correct option representing, its appropriate description.
Define Aneuploidy.
The female gamete/egg cell of a human cell will have ______.
