- AEthanol and water
- BWater and $C{O_2}$
- ✓Ethanol and $C{O_2}$
- DMethanol and $C{O_2}$
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$R-$ The proteins would be degraded by proteases and the individual amino acids (after deamination) depending on their structure would enter the pathway at some stage within the Kreb's cycle or even as pyruvate or acetyl $Co\,A. $
$(i)$ Each step or rank in hierarchy is called taxonomic category.
$(ii)$ Species is a group of individual organisms with fundamental similarities capable of breeding among themselves.
$(iii)$ Taxonomic studies of all unknown organisms have led to the development of common categories like kingdom, phylum or division, class, order, family, genus and species.
$(iv)$ Lower the category, greater is the difficulty of determining the relationship to other taxa at the same level.