What are the inputs to the process of photosynthesis?

The color of a daisy’s petals is a(n) ________, the instructions for which are found in a gene controlling petal color. There may be many alternate versions of this gene, which are called __________.

One of the four nucleotide’ bases in DNA is replaced by a different base in RNA. Which base is it, and what is it replaced by?

The area within a gene that is not translated into protein is called a(n):

A chemical messenger from the embryo that stimulates a seed to digest the endosperm is

The degree of erosion in the United States is best described by the following statement.

Entry of mineral ions into the xylem is regulated by cells of the

Water moves into the guard cells by osmosis in response to the movement of_________ into the guard cells.

Horticulturists often use_________ and other growth regulators applied as a paste to plant cuttings to stimulate root formation.

Which is a correct relationship between soil particles and soil characteristics?