Hello There!
It was a Greek astronomer called Aristarchus of Samos.
Hope This Helps You!
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- Hannah ❤<span />
<u>levels of organization </u>
from the smallest units of life to the largest units of the environment :
organelles >>> cells >>> tissues >>> organs >>> organ systems >>> organisms >>> populations >>> communities >>> ecosystems >>> biosphere
Introduced species can harm our planet because in some regions of the world we are not prepared for their type of species, which can all in all cause damage.
Answer:
nucleus is the answer your welcome
When the body is stressed, muscles tense up. Muscle tension is almost a reflex reaction to stress — the body's way of guarding against injury and pain. With sudden onset stress, the muscles tense up all at once, and then release their tension when the stress passes.
