Fleming discover a mold as Penicillin<span>, isolated an extract of the unknown agent, and named it penicillin. Then later Florey tested the penicillin on mice and realized it would be as effectively on humans as well.
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Answer:
A species that originated and developed in its surrounding habitat and has adapted to living in that particular environment.
Explanation:
Answer: cell membrane
such as water, micro-organism
physical process
simple diffusion, osmosis and filtration
such as potasssium permaganate in water,urea a liver waste diffuses from the body and the kidney help in filtering it out
physiological processs
active transport, phagocytosis and pinocytosis
such as soduim-potassium pump, exocytosis
Explanation: transportation in and out of cell is done in different ways listed above but a barrier to this movement is the cell membrane which is an outer covering of the cell. it protect the cell and only some materials can penetrate the cell membrane e.g micro-organism, water e.t.c. the various physical and physiological processes are the various ways substance cna be liquid, solid or gas are transported within or outside the cell e.g food
I think 1 should represent condensation and 2 should represent precipitation.