Answer:
A) air
Explanation:
air is a mixture of various gases ...
Answer:
Underground stem, Aerial stem, and subaerial stem.
Explanation:
Plant stems can be Underground stem, Aerial stem, and subaerial stem due to its presence and strength of the stem. Underground stem are thick stems that run below the ground surface. e.g rhizome. Aerial stems are thin stems that can not stand erect. Examples include watermelon and strawberry etc. Subaerial stems are very thin stems that do not rise up but grow just above the ground. for example, water plantain, flowering rush etc.
Answer:
C. The evolution of many species from a single ancestor over a long period of time
The right answer for the question that is being asked and shown above is that: Aerobic Respiration by definition is<span> the process of producing cellular energy involving oxygen. If </span><span>the aerobic respiration process broke down in a tropical rain forest, then the tropical rain forest cannot produce foods.</span>
According to some research it is estimated that about 20% of americans of the age of 12 are infected with the human papilloma virus.
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