A condition associated with smog that causes eye irritation, irritation of the respiratory tract, and chest pains.
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-Payshence xoxo
Answer:
Theory
Explanation:
It is a substantiated explanation because of the set of facts and observations on the experiment.
Answer:
This structure has not been highly beneficial for the organism
Explanation:
Vestigial structures are cells, tissues, and/or organs that have no apparent function. Vestigial structures are retained during the course of the evolution, but often they are degenerate and/or atrophied (due to disuse). In general, these structures are homologous to anatomical structures that play a specific role in evolutionarily related species. Some examples of vestigial structures include, among others, the presence of the appendix in humans and wings in flightless birds.
no, it doesn't. viruses cannot reproduce without a host.