All the carbon atoms that exist now are ? answer choices:
are different than the carbon atoms that have always been.
are the same carbon atoms that have always been.
are new and improved carbon atoms.
are being destroyed and created every day.
HELP PLEASE, LIKE NOW

When is your respiration rate likely to change? a. when your intestines are digesting b. when your cells have too much glucose c. when your cells need more oxygen d. when your liver is working after a meal

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

Select the correct answer from each drop-down menu proteins are