Question
Describe anaphase in mitosis.
✓
Answer
In anaphase, the two chromatids separate at the centromere and begin to move in opposite direction towards either end of the spindle network called the poles. The chromosomes bend around the centromere showing a 'V' or 'J' or 'L' shaped structure based on the length of its arms.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
List some of the functions of pituitary gland.
Give the reason:
(i) Gametes have a haploid number of chromosomes.
(ii) Mitosis differs in animal and plant cells.
(i) Gametes have a haploid number of chromosomes.
(ii) Mitosis differs in animal and plant cells.
Given below are two statements which are incorrect. Rewrite the correct statements:
(i) Ovulation is the release of a mature egg from the uterus.
(ii) Fertilisation of the egg usually occurs in the fallopian tube.
(i) Ovulation is the release of a mature egg from the uterus.
(ii) Fertilisation of the egg usually occurs in the fallopian tube.
Give reason for the following:
Only the veins and not the arteries are provided with valves.
Only the veins and not the arteries are provided with valves.
A pure tall plant (TT) is crossed with a pure dwarf plant (tt).
Draw Punnet squares to show
(1) $F_2$ generation
(2) $F_2$ generation.
→Draw Punnet squares to show
(1) $F_2$ generation
(2) $F_2$ generation.
Two pairs (A & B) of rabbits were crossed as given below:
(a) Can you tell which coat colour (black or white) is dominant? ________ .
(b) Is the coat colour sex-linked? ________ .
(a) Can you tell which coat colour (black or white) is dominant? ________ .
(b) Is the coat colour sex-linked? ________ .
Mention the two principles through which Lamarck explained his ideas.
The diagram below represents a certain category of blood vessels showing the role of a special structure in their walls :
(i) Name the kind of blood vessels shown.
(ii) What is the structure shown inside the blood vessels?
(iii) What is the role of these structures?
(iv) Are these structures present in any other kind of blood vessel? If so, name it.
(v) Towards which side of the figure (Top or Bottom) is the heart located?
(i) Name the kind of blood vessels shown.
(ii) What is the structure shown inside the blood vessels?
(iii) What is the role of these structures?
(iv) Are these structures present in any other kind of blood vessel? If so, name it.
(v) Towards which side of the figure (Top or Bottom) is the heart located?
Explain the Term :
Cretinism
Cretinism
Distinguish between the following pair of words:
Motor and sensory nerve
Motor and sensory nerve