Crude oil is mostly made of which of the following?

: greenhouse gas carbon dioxide hydrocarbons carbohydrates

Which of the following is an example of an experimental scientific investigation?

Prisoners of war placed on a semistarvation diet in which their food intake is cut in half are likely to

The internal structures in the cells of prokaryotic organisms differ from those found in eukaryotic organisms. A bird is an example of a eukaryotic organism, while a bacterium is an example of a prokaryotic organism.

How many brains does an octopus have?

Mushrooms are: ascomycetes basidiomycetes chytridiomycetes zygomycetes

Muscle action that is under your control A. voluntary B. involuntary

When astronauts brought back rock samples from the Moon, the minerals present were mostly the same as those found on Earth.

The lightest wight rocks are found in the

Carbon is an element that is essential for the make up of a) no molecules b) all molecules c) organic molecules b) inorganic molecules

Charlene just said hi what do you think she is thinking