Cellulose is found throughout the cell walls of plant cells. cellulose makes cell walls rigid, which indicstes that cellulose is a carb, lipid, nucleic acid, or a protein

Which of the following chemical equations represents photosynthesis? a. carbon dioxide plus water yields glucose (sugar) and oxygen b. oxygen plus carbon dioxide yields water and glucose c. glucose plus oxygen yields carbon dioxide and water d.

Why must a tourniquet be removed prior to removing the hypodermic needle

An alpha particle is identical to the nucleus of an

The carbon cycle makes carbon compounds continuously available in an ecosystem and delivers

Of 750 fruit flies, 17% have the recessive eyeless trait. How many flies are homozygous dominant?

What is the function of a gene?

Explain the anthropogenic (man-made) impact on the Carbon Cycle.

Species are subdivided into smaller groups called subspecies. For people, the human species is subdivided into smaller groups called a. ethnic groups b. species c. breeding populations d. races e. all of the above

A frameshift mutation could result fromA) a base insertion only. B) a base deletion only. C) a base substitution only. D) deletion of three consecutive bases. E) either an insertion or a deletion of a base.

The first step a biologist takes when deciding how to study life is to