m lipids, proteins, polysaccharides, and nucleic acids are large polymers that make up the different components of our bodies. which element can be found as the backbone of all of these macromolecules? 1.carbon2.phosphorus< /p>3.oxygen4.nitrogen

Which of the following is not a defining characteristic of plants?

Explain why process 2 is so important to sexual reproduction identify processes 1 and 3 state one difference between the cells produced by process 1 and cells produced by process 3

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.