Which of the following statements concerning vitamin C is TRUE? Which of the following statements concerning vitamin C is TRUE?
a. Vitamin C regenerates DNA after it has been oxidized.
b. Vitamin C is an important antioxidant in the intracellular fluid.
c. Vitamin C helps protect smokers' lungs from oxidative damage prompted by tobacco smoke.
d. Vitamin C is a mild anticoagulant.

The body is protected against harmful flu viruses by

Match each description to the appropriate biome. tropical savanna desert tropical rain forest taiga tundra has sparse vegetation and very cold temperatures located near the equator and contains trees that form dense canopy layers is very hot and dry, and has plants that need little water has cold winters, heavy snowfall and is dominated by conifers has warm temperatures and is dominated by grasses

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this