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>
Answer:
There are concrete evidences of chimpanzees in wild part of Tanzania do intake Vernonia amygdalina, which possess anti-parasitic properties and hence helps in treatment of parasitic infestations.
Explanation:
On critical scientific analysis of vernonia amygdalina, it is observed that vernonia contains various lactones and glucosides steroids which showed anti-parasitic property. But the self medication hypothesis is not at all agreeable. Because chimpanzees don't have such brain to judge which things has medicinal values or from which infections or diseases they are suffering. It is perhaps observed that vernonia taste bitter and often animal take bitter food that triggers in them the feeling of satiety or reverse peristalsis to get rid of excess food by vomiting.
1. Pedigrees
2. Uppercase
Lowercase
B Since protons and electrons have to be the same amount!
