Hormones because if you think about it. Vertebrates must have backbones and mammals have them. And, humans are basically mammals. And the glands secrete hormones.
Answer:
An earthworm is a tubular, segmented worm of the phylum Annelida. They occur worldwide and are commonly found in soil, eating live and dead organic matter.
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Answer:
the element oxygen , represented by the symbol o, is classified as a pure substance
Answer:
4? am aint sure sorry,but base on the website 4
Answer: B. The stream will have fewer plants growing
Explanation:
