The movement of particles from high to low concentration is:

passive transport

active transport

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas

Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?

List the four types of organic compounds found in all living things and explain why they are important.