Answer:
True
Explanation:
Although the amount varies, the overall amount of carbon on earth is stable.
I would choose the second option because animal are not objects that don’t feel anything they kinda like human(they have feelings).
Valence is the number of electrons an atom must gain or lose in order to consummate its outer energy level or have a stable octet in its outer shell
Answer:
Ecosystem services are the goods and services that biodiversity provides. They include soil formation, the provision of food and fibre, air quality and climate regulation, the regulation of water supply and quality and the cultural and aesthetic value of certain plants and species.
The answer about muscles is extensors