Fossils show how organisms change, or

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate

What volume of a 0.0606 m solution of strontium bromide is needed to obtain 0.340 mol of the compound? question 42 options: a)5.61 l b) 3.4 l c) 600 ml d) 1 l e) 178 ml