As scientists search the universe for signs of life on other planets they are likely to focus on the presence of molecules containing which of the following elements?
a. carbon
b. calcium
c. iron
d. magnesium

What is the correct term for living the most sustainable life you can within your current circumstances?

Why is the structure of molecule important to its function?

Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.