<span>By their nature, they can be either "good" (beneficial) or "bad" (harmful) for the health of plants, humans, and other animals that come into contact with them. A virus is acellular (has no cell structure) and requires a living host to survive; it causes illness in its host, which causes an immune response.Bacteria are alive, while ...</span><span>
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Answer:
a
Explanation:
y=-2/3x+7 you multiply everything by 3 to cancel the fraction
3y=-2x+21 add 2x to both sides cuz u want the x and y on the left side for standard form
2x+3y=21
Answer:
Explanation:Climate is an important environmental influence on ecosystems. Changing climate affects ecosystems in a variety of ways. For instance, warming may force species to migrate to higher latitudes or higher elevations where temperatures are more conducive to their survival.
