Some elements mentioned above, such as oxygen are present in organic compunds in many occasions, but from all of the options, the one that is always present is:
A. Carbon
Carbon is found in all organic compunds because of the bonds it can form, being able to form up to 4 covalent bonds.
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BioTeacher101
Placental mammal is the answer.
Yes it can !!!!!!!!!!!!!!! just did that got it right
Answer:
The key factor in determining the habitable zone of a planet is looking for a Earth-like planet that is able to have water on it's surface, and make sure that it can still give or support life.
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Answer:
Scientists throughly understand what dark matter is and what it does
New data could cause scientist to change their hypotheses about dark matter
Explanation:
