Select your answer:
Topics:
Pathology Introduction Cell Injury Health issue related to immune system Pulmonology/Respiratory Vitamins Integumentary System -ology Blood/Lymphatic/Immune Skeleton Human Physiology Eye or Nose Injuries Balanced Diet Endodontic Surgery Human Digestive System Life Cycle - Bee Lipid MetabolismOther quiz:
Ecology › ViewWhich occurrence represents an example of evolution?
A. Exposure to radiation reduces the rate of mutation in leaf cells.
B. A mutation in a liver cell causes a person to produce an enzyme that is less efficient.
C. Cells in a zygote eventually change into bone cells or skin cells
D. Some antibiotics are almost useless, because pathogens have developed a resistance to these antibiotics.
Transport System in Man › View
What is the function of a platelets?
A. It helps repair wounds.
B. It helps in the clotting of blood.
C. It protects the body against diseases.
D. It carries oxygen to all parts of the body.