Which substance cannot be separated by physical means or chemical means?

A: Mixture

B: Compound

C: Solution

D: Element

Type of change that doesn't involve a for formation of a new kind of matter

What biomolecule has involvement in the immune system

Statements about eclipse are true

Much of the world's solid waste continues to end up as litter in rivers, lakes, oceans, and natural landsca

Fungi don t live for very long. a. True b. False

What is the difference between bacillus, coccus, and spirillum

What is always true of scientific practices a. They prove a hypothesis to be correct b. They involve steps performed in the same order c. They seek to produce verifiable data d. They lead to the same interpretation

Which statement is true about the scientific method

How do cells correct errors in DNA that would disrupt their function

Which is true of oxidation? a) It is a physical process b) No change occurs in the makeup of rock c) Rocks weather at different rates d) Water freezes in cracks in rock