The paleozoic era translates as the? a. age of the terrrible lizard. b. age of mammals and birds. c. time of ancient life. d. cenozoic.

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

Why do carbohydrate molecules function so well as fuel for the body?

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them