The answer to this is C. Industry. It's the only man made factor.
Scientific law. For example, Law of Universal Gravitation.
The answer is b. to maintain the functions of the reproductive organs
Vitamin C is a water soluble vitamin that has a role in connective tissue. It produce and maintain collagen and has a role in wound healing. It also increase the iron absorption which makes orange juice a good drink for a meal with meat. Vitamin C will also protect and recycle vitamin e.
Answer:
Divergent plate boundaries because the separating of the tectonic plates allows for the lava to push its way through the rift and escape to Earth's surface.
The answer to this question would be: by producing buffer
The pH of optimal growth of bacteria might be different. Some bacteria can grow in an acid condition called acidophile, other live in base condition called alkaliphiles and the rest live in neutral pH condition called neutrophiles. The bacteria can maintain their internal pH by producing acid, base or buffer. If the surrounding pH is too acid, the bacteria can reduce the H+ concentration by producing base. If the condition is too alkali/base, the bacteria can produce acid by doing fermentation.