Answer:
Been brought about by the cell theory announced by Theodor Schwann and Matthias Schleiden in 1838, whereby cells were held to be the basic units of all living tissues. Improvements in the microscope during the 19th century made it possible gradually to lay bare the basic structures of cells.
Explanation:
the answer would be C by thr ionic bonding
Answer:
Cyclin-regulates the timing of the cell cycle. Normally, when cells touch, they stop growing. Growth factors-one of a group of external regulatory proteins that stimulate the growth and division of cells.
Explanation:
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Answer & Explanation:
Plants are unique because they have chloroplasts, which absorb light energy from the Sun.
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<span>Plasmodium is a parasitic protozoan that needs two hosts for its propogation.</span>
