The two primary functions of DNA are:

A.
to provide energy for the cell and replicate.
B.
to take in oxygen and remove carbon dioxide from the cell.
C.
to direct the activities of the cell and copy itself for new cells.
D.
to digest proteins and carry out photosynthesis.

What effect does plate tectonics have an organic evolution

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen