Which of the following is true about centrosome
1. membraneless organelle
2. contains two centrioles
3. surrounded by amorphous pericentriolar
4. All of these
Which of the following is true about centrioles?
1. It lacks microtubule in the centre
2. Hub is proteinaceous
3. It forms the body of cilia or flagella and spindle fibres
4. All of the above
A non-membrane bound organelle found exclusively in animal cells is:
1. Sphaerosome
2. Glyoxisome
3. Peroxisome
4. Centriole
The central part of proximal region of centriole is called hub which is made of
1. Protein
2. Lipoprotein
3. Phospholipid
4. Oligosaccharide
Mark the correct statement about centriole.
1. Forms basal body
2. Found in higher plant cells
3. Has ‘9 + 2’ organisation of microtubules
4. Is surrounded by plasma membrane
How many microtubules are associated with the structure of centriole?
1. 11
2. 18
3. 20
4. 27
Match the following columns and select the correct option:
Column-I | Column-II | ||
(a) | Smooth endoplasmic reticulum |
(i) | Protein synthesis |
(b) | Rough endoplasmic reticulum |
(ii) | Lipid synthesis |
(c) | Golgi complex | (iii) | Glycosylation |
(d) | Centriole | (iv) | Spindle formation |
Options: | (a) | (b) | (c) | (d) |
1. | (ii) | (i) | (iii) | (iv) |
2. | (iii) | (i) | (ii) | (iv) |
3. | (iv) | (ii) | (i) | (iii) |
4. | (i) | (ii) | (iii) | (iv) |