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Q. How is digestion performed in protozoans?
Digestion in protozoans is intracellular digestion organic material degraded inside the cell and is internalized.
Protozoans get food by phagocytosis and then the food is digested when phagosomes fuse with lisosomes within the cell, forming digestive vacuoles. The digestive vacuoles give basis to residual bodies that are eliminated from the cell by exocytosis.
In the paramecium the entrance of food into the cell and the excretion of digestive residuals occur at specialized regions of the plasma membrane, the cytopyge and the cytostom, respectively.
Indirect determination: By determining the weight of the filler on the dried filter paper you can calculate the weight of aspirin in each tablet: weight of acetylsalicylic ac
Which of the following best compares the results of mitosis and meiosis? Mitosis results in four diploid cells, while meiosis results in two haploid cells. Mitosis results in four
What is the life cycle of the gymnosperms? As all plants they show a diplobiontic life cycle, i.e., alternation of generations with diploid and haploid stages. The lasting (fin
Q. Explain Right and left Dominant Circulation? Right Dominant Circulation: In 85 per cent of patients, the right coronary artery goes on to form the AV nodal artery, the poste
Why do roots of many swamp plants have a special morphology? Swamp and marsh plants usually present supporting roots that ramify from portions of the stem above the ground help
The cell membrane is a slim semi-permeable membrane which surroundings the cytoplasm of a cell. Membrane function is to defend the integrity of the interior of the cell by allowing
Q. Texture of food product? Texture may be accessed through touch or mouth feels. When the food is placed in the mouth, the surface of the tongue and other sensitive skin react
What is Bile salts Bile salts have a considerable ability to lower surface tension. By this property, they prevent the coming together of the small fat droplets in the in
What are the plant root hairs? Where can they be found and what is their function? The root hairs are external elongated projections of the root epidermis. Their role is to
Q. What are the Symptoms of gastritis? Anorexia, epigastric discomfort, heartburn and severe vomiting, pain in upper abdomen, Headache and even bleeding.
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