<span>He discovered a new type of medicine that could treat infections.
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-Payshence xoxo</span>
Answer:
1st is correct
Explanation:
At its simplest, a dog's digestive system is a long tunnel that runs from their mouth to the anus. Food goes in at the mouth and travels through this tube and at various stages is broken down and either absorbed into the body or excreted as waste at the anus.
<span>Cells with similar structure and function merge to form tissues such as epithelial or connective.
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Collections of nerve cell bodies inside the CNS are called nuclei
Answer:
Strong hydrologic connections among terrestrial and inland aquatic realms exist in both river floodplains and dryland ecosystems. In the evolution of river floodplains terrestrial vegetation diversifies inland aquatic habitats, providing a range of colonization options for different organisms
Explanation: