Cytokinesis in plant cells |
Cytokinesis is animal cells |
|
The division of the cytoplasm takes place by cell plate formation. |
(i) |
The division of the cytoplasm takes place by cell furrow method. |
Cell plate formation starts at the centre of the cell and grows outward, toward the lateral walls. |
(ii) |
Furrow starts at the periphery and then moves inward, dividing the cell into two parts. |
Which of the following is not correct?
(a) Robert Brown discovered the cell.
(b) Schleiden and Schwann formulated the cell theory.
(c) Virchow explained that cells are formed from pre-existing cells.
(d) A unicellular organism carries out its life activities within a single cell.
What is meant by double circulation? What is its significance?
Name the components of the formed elements in the blood and mention one major function of each of them.
How do you distinguish between a skeletal muscle and a cardiac muscle?
Define sliding filament theory of muscle contraction.
What is the difference between lymph and blood?
Define a taxon. Give some examples of taxa at different hierarchical levels.
Thank you for your answer