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Consider a simple spherical model cell that consists of cytoplasm and a plasma membrane.
The cell's initial volume is 2 nL and contains 0.2 M protein. The cell is placed in a large volume of 0.05 M CaCl2. Neither Ca++ nor Cl- can cross the plasma membrane and enter the cell. Are the 0.05 M CaCl2 solutions hypotonic, isotonic or hypertonic relative to the osmolarity inside the cell? Describe what happens to the mathematically cell as it achieves equilibrium in this new environment. What will be the final osmolarity of the cell? What will be its final volume?
What are compound eyes? Arthropods have compound eyes made of many visual units called ommatidia. Every ommatidium transmits visual information by the optic nerve to the brain,
give main charecters of protozoa
What is absorption? Absorption involves the transfer of materials through the mucosa of the alimentary tract into blood and lymph vessels.
Define Surgical Procedures for Cancer Patient Major resection of the small bowel is not common. Resection of the ileum leads to certain physiological and nutritional problems.
Explain Sound production - Ethological Approach in Taxonomy The most used, ethological feature in identification is the sound produced by various species of animals. This is
Are there living beings without cells? Viruses are measured the only living beings that do not have cells. Viruses are constitute by genetic material (DNA or RNA) enwrapped by
Cephalisation - Metazoa Bilateral animals when creeping or swimming, have a tendency to keep the same end of the body forward and the same surface down towards the substratum.
GAS T RUL A TIO N - Morphogenic movements are occured. 3 germinal layers are formed. Ectoderm, endoderm & mesoderm. Endoderm is formed first. Mesoderm is formed in the
Q. What is the gross primary production of an ecosystem? How does GPP relate to photosynthesis? The Gross primary production of a GPP or ecosystem is the quantity of organic ma
Q. Show the Inventory of the plants? A flora provides an inventory of the plants of an area and is often restricted to the vascular plants. Floras contain description of plants
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