7. Apply Selentific Reasoning Hooke and Van Leeuwenhoek made their discoveries around the same time, More than 150 years later, Schleiden,
Schwann, and Virchow all made breakthroughs within a few years of each other.
What are some possible reasons for the sudden development of the cell theory
after such a long break?
NOTEBOOK
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chp

b.final

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

if it's not useful, feel free to report for mistake in answer.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;