Which process occurs only in autotrophic organisms a. calvin cycle b. chemiosmosis c. krebs cycle d. proton pump mechanism

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

How do disease caused by bacteria and disease caused by viruses react to antibiotics

Plants contain the carbohydrates starch and cellulose.in the spring when stem growth is at its fastest rate, cellulose production rates are increased in some plants. in the months with less sunlight