Which one of the following is the best definition of gangrene?
A. Digestion of dead tissue by saprophytic bacteria.
B. Digestion of living tissue by saprophytic bacteria.
C. Gas production in dead tissue.
D. Necrosis of tissue caused by bacterial toxins.
E. Necrosis of tissue caused by ischaemia.

Darius is observing a family of geese, which includes a male goose, female goose, and several goslings. when a dog approaches the geese, the male goose hisses at the dog and flaps its wings threateningly. is the behavior of the male goose an example of an adaptation?

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Monitor and apply fix up strategies