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Question
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 |
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Solution
| Column ‘A’ | Column ‘B’ | ||
| 1. | Chromosomes get arranged in a horizontal plane at the equator. |
d. | Metaphase |
| 2. | Daughter chromosomes move to the opposite poles of a spindle |
a. | Anaphase |
| 3. | Chromosomes become visible as fine, long threads. |
b. | Prophase |
| 4. | Chromosomes lose their distinctiveness and gradually become transformed into a chromatin network. |
c. | Telophase |
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
The component which is in the nuclei of cells and carries the hereditary characteristics is called ______.
Choose the correct answer:
Centromere is related to ________
Choose the correct answer:
Chromosomes appear at equator in ____________
Mention the contribution of the scientist given below in the study of chromosome:
Sutton and Boveri
Label the lettered parts of the given figure and answer the following questions:
(i) What does this diagram represent?
(ii) What is the importance of'd'?
(iii) What are the 'staining' properties of 'b' and 'c'?
(iv) Who gave the term used for this structure today?
(v) What is a?
(vi) Is 'e' present in all chromosomes?
Choose the correct answer:
The term 'chromosome' was coined by ___________
Choose the correct answer:
Thick short chromosomes can be observed at (in mitosis) ___________
The number of chromosomes in a certain type of cell division is halved. This kind of cell division occurs in ______.
Why gametes have a haploid number of chromosomes?
What is the importance of meiosis in creating variations?
State how does meiosis maintains chromosome number in a species.
Differentiate between
Chromatin and Chromosome.
Explain the Term Leptotene
Multiple Choice Question:
How many chromosomes are found in a cell of humans?
Complete the following sentence with appropriate word:
The number of chromosomes in humans is ________.
Nullisomy is represented by ______.
Explain the structure of chromosomes with labelled diagram.
Explain the structure of a chromosome.
