C. There is a lack of nutrients
"Viruses straddle the definition of life. They lie somewhere between supra molecular complexes and very simple biological entities. Viruses contain some of the structures and exhibit some of the activities that are common to organic life, but they are missing many of the others. In general, viruses are entirely composed of a single strand of genetic information encased within a protein capsule. Viruses lack most of the internal structure and machinery which characterize 'life', including the biosynthetic machinery that is necessary for reproduction. In order for a virus to replicate it must infect a suitable host cell".
From The Bacteriophage T4 Virus
An example of a structural adaptation for a zebra is A) The zebra herd constantly moves and is in the Company of other grazers for survival.
Answer:
In recent years, the concept of the circular economy and related policies have tackled resource use, production, consumption and waste at a high level.
Explanation:
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Eubacteria and archeabacteria (archea)
