Answer:
If red blood cells are placed in a 0.3 M NaCl solution, there is little net osmotic movement of water, the size and shape of the cells stay the same; the NaCl solution is isotonic to the cell.
Explanation:
The species of bird with the greatest variation in traits
Answer:
DNA.
Explanation:
Chromosones use a molecule called DNA to carry genetic information. A DNA exists in a cell's nucleus within structures named chromosones.
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The procedure is called renal angiography. This procedure is done to check the quality of blood flow to the kidneys, check for blockages, narrowing of the blood vessels and lastly aneurysm. A dye is usually injected into the arteries for easier visualization.
