Fossils are the preserved remains, or traces of remains, of ancient animals and plants
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Thin skin contains four layer(s) of keratinocytes, and thick skin contains five layers.
-4,5
-Hope this helps</span>
The sentence which is true or a fact about the virus is the sentence in letter B. Viruses can reproduce only within other cells. <span>Viruses are intracellular obligate parasites they can not replicate or express the genes with out living host. </span>
<span>viruses are acellular so they have to rely on host cellular machinery for reproduction. </span>
<span>viruses doesnot contain any enzymes for reproduction</span>
Aggregates of mineral form rock
