A science class is checking to see how much life exists in local streams. The
students each go to a stream and take a sample of water. What step of the
scientific process is this?

A Peer reviewing
B. Forming a hypothesis
C Drawing conclusions
D. Collecting data

What is the number of phosphates in an atp molecule

Ascientific idea becomes valid when it is what?

Which of the following is a good definition for the word adaptation? question 1 options: a trait that an organism survive and reproduce in its environment. a change in an organism's environment. the way in which animals obtain food. a temperature change that can cause the extinction of plants and animals.