Besides plants and animals, other livings things include bacteria, algae, fungi and protozoans. Viruses are not considered alive as they do not have the properties of life. The properties of life include growth, cells or order, sensitivity to stimuli, adaptation, reproduction, regulation, metabolism and homeostasis. Usually, for something to be considered alive, they must have all of these properties. Hence, a virus is not considered alive as though it has some properties, it does not have cell membranes, do not grow, and outside of a host cell, unable to replicate.
Living organisms also has metabolism, which is necessary for life and survival.
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For more information:
Bacteria: https://brainly.ph/question/1871193
Viruses: https://brainly.ph/question/370182
