The immune system protects the body from possibly harmful substances by recognizing and responding to antigens.
Answer:
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Explanation:
1. reproduction
2. support (kind of like bones to support the body so it doesn't fall down)
3. transporting the materials (like the nutrients to different parts of the plant)
4. able to get water and nutrients from the soil
5. retaining water and prevents water loss
Smaller teeth and jaws are due to genetic variation, which occurred by mutations (errors in DNA replication) and were selected to fill a suitable niche.
<h3>What is evolution?</h3>
Evolution is the mechanism of change of one species to adapt given environment, whereas mutations are the raw material for evolution.
In this regard, scientific evidence supports the fact that jaws evolved to become shorter in humans and thus adapt to a pastoral lifestyle.
In conclusion, smaller teeth and jaws emerged by mutations and were selected to fill a suitable niche.
Learn more about human evolution here:
brainly.com/question/26502157
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It would be volcanic eruptions because all of the other ones don't make sense.