★ Organisation and the Digestive System Quiz
. Two factors that affect the rate of activity of an enzyme are:
A. temperature and pH
B. light and humidity
C. pressure and volume
D. concentration and surface area
Select your answer:

Topics:
Health Care Physical Fitness Components Medical Microbiology Lymphatic System Physical and Sensory Impairment Deficiency Disease Neuroanatomy of CNS Schizophrenia HFT Vitamins Adaptive Immune System Gaseous Exchange in Humans Musculoskeletal Pathophysiology Animal Genetics and Nutrition The Microbial World Biochemistry LabOther quiz:
Germs › View This is a ???
A. Bacteria
B. Virus
C. Parasite
D. Fungi
Biology › View
Living things require energy to survive. Which of the following is NOT an example of an organism requiring energy?
A. Organisms contain DNA.
B. Autotrophs use energy from sun to produce their own food.
C. Heterotrophs consume food.
D. Decomposers break down dead material.