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#Question id: 39446


Which mechanism plays a major role in chemical carcinogenesis?

#Biochemistry
  1. DNA methylation
  2. Activation of proto-oncogenes
  3. Inhibition of apoptosis
  4. All of the above

Answer:- Option(s): 4


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#Question id: 4579

#Zoology

About which of these did Darwin have a poor understanding?

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#Question id: 4580

#Zoology

In modern terminology, diversity is understood to be a result of genetic variation. Sources of variation for evolution include all of the following except

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#Question id: 4581

#Zoology

The Linnaeus classification system grouped organisms by ________.

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#Question id: 4582

#Zoology

 Fossils found in strata reveal that ________.

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#Question id: 4583

#Zoology

Prior to the work of Lyell and Darwin, the prevailing belief was that Earth is ________.

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#Question id: 4586

#Zoology

 What are adaptations?

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