What is the number of phosphates in an atp molecule

Kelly ran electricity though a sample of water using electrolysis. the water changed into two gases, x and y. it was not possible to break down the gases x and y into simpler particles.

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm

The most famous fossil called archaeopteryx is which of the following? a dinosaur a fern a fish a bird