Changes in water pressure within guard cells cause the cells to open or close the stoma. This response helps the plant maintain homeostasis by-

According to the loco mass the mass of reactants and products

Which of the following statements is true? a. there are more chromosomes in an organism than there are genes. b. there are more genes in an organism that there are chemical bases. c. dna is made of sugar, phosphate, and carbon. d. genes are found in specific locations on a chromosome.

When plants use sunlight to make food, the energy of sunlight is