They evolved over time from older species.<span>
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Answer:
Nearly all
Explanation:
We need the for helping with mechanical digestion and keep our mouth moist.
Answer:
A recent study has shown an increase in the number of predators in an ecosystem. Which of the following is not a possible cause for the growth?a.An increase in the land space availableb.An increase in the population of prey it feeds onc.An increase in the biodiversity of the ecosystemd.An
Explanation:
It also plays a key role in shaping organic molecules. Carbon<span> is very </span>important<span> to the chemistry of living things, mainly because of the versatility of structures it can form with itself and with other atoms</span>