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Question
Choose the correct answer:
Chromosome is most coiled at (in mitosis) ________________
Options
telophase
anaphase
metaphase
prophase
Solution
Chromosome is most coiled at (in mitosis) prophase
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RELATED QUESTIONS
What is the number of chromosomes in the gametes of human beings?
The term “chromosomes” literally means ______.
Correct the following statement if there is any mistake:
If there are 46 chromosomes in a cell, there will be 23 chromatin fibres inside the nucleus during interphase.
Match the events given in column A with the phase in mitotic cell division in column B.
| Column ‘A’ | Column ‘B’ | ||
| 1. | Chromosomes get arranged in a horizontal plane at the equator. |
a. | Anaphase |
| 2. | Daughter chromosomes move to the opposite poles of a spindle |
b. | Prophase |
| 3. | Chromosomes become visible as fine, long threads. |
c. | Telophase |
| 4. | Chromosomes lose their distinctiveness and gradually become transformed into a chromatin network. |
d. | Metaphase |
“First meiotic division is the reduction division” what does the word ‘reduction’ refer to in this statement?
Chromosomes are mainly made up of ______.
Choose the correct answer:
Minimum coiling in chromosome is at ________________
Choose the correct answer:
A 'V' shaped chromosomes has to _____________
Give a reason for the following:
Gametes must be produced by meiosis for sexual reproduction.
(i) Draw a neat labeled diagram to show the metaphase stage of mitosis in an animal cell having ‘6’ chromosome.
(ii) How many daughter cells are formed at the end of mitosis and at the end of meiosis?
(iii) With reference to cell division explain the following terms:
(Chromatid, Centromere, Haploid).
(iv) Name the type of cell division that occurs during:
1. Growth of shoot 2. Formation of pollen grains.
3. Repair of worn out tissues.
Explain the Term Centrioles
Complete the following sentence with appropriate word :
Chromosomes are _________ material.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Chromosomes other than sex-chromosomes are autonomous.
Multiple Choice Question:
The period between two successive mitotic divisions is
Name the following:
Cells having a single set of chromosomes.
Name the following:
Pairs of chromosomes, present in human egg cells.
In humans, the sex chromosome complement is
Normally, genes occur in a pair of chromosome, but genes of X and Y chromosomes shows different gene loci indicating ______.
