Answer:
B
Explanation:
prokaryotic cells was not characterized of the first cells on Earth
It would mean that the organisms rely on each other for survival.
Hope this helps (:
A. Releasing a stimulus when hormones increase or decrease I think
Answer:
tolerance
Explanation:
the tropical Forrest is very tolerant to the fire because it can hold it off for a while die to the moisture, but its tolerance slowly decreases when more fire is added because it cant withstand it
Answer:
Electrons are negatively charged particles of an atom. All the electrons of an atom create a negative charge that balances the positive charge of the protons. The nucleus, which is the dense core of the atom, contains both protons and neutrons. Electrons, though, are outside of the nucleus.
Hope this helps
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Explanation: