The major steps in aerobic respiration and the sites where they occur are listed in the given table.
Step |
Site of occurrence |
||
1. |
Glycolysis |
1. |
Cytoplasm |
2. |
Krebs cycle |
2. |
Matrix of mitochondria |
3. |
Electron transport system |
3. |
Inner mitochondrial membrane |
4. |
Oxidative phosphorylation |
4. |
F0-F1 particles in the inner mitochondrial membrane |
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.
Multicellular organisms have division of labour. Explain.
State the role of pancreatic juice in digestion of proteins.
How do neutral solutes move across the plasma membrane? Can the polar molecules also move across it in the same way? If not, then how are these transported across the membrane?
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