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Cancer primarily caused by genetics not behavior is false

Question asked:

“Cancer is primarily caused by genetic inheritance rather than by behavioral patterns passed through mimicking.”
False
Confidence: High Checked on September 3, 2026

Summary

Cancer development results from a complex interplay of genetic mutations and environmental or lifestyle factors, with the majority of cancers attributed to environmental influences rather than inherited genetics. Behavioral patterns such as diet, smoking, and exposure to carcinogens play a major role, and genetics alone does not constitute the primary cause.

Sources 59 searched

cancer.gov
  • The Genetics of Cancer - NCI

    Genes are sections of DNA that carry instructions to make a protein or several proteins. Scientists have found hundreds of DNA and genetic changes (also called variants, mutations, or alterations) that help cancer form, grow, and spread.

  • Common Cancer Myths and Misconceptions - NCI

    No, not according to the best studies completed so far. Cancer is caused by genetic mutations, and cell phones emit a type of low-frequency energy that does not damage genes.

ncbi.nlm.nih.gov
betterhealth.vic.gov.au
pmc.ncbi.nlm.nih.gov
pubmed.ncbi.nlm.nih.gov
  • Lifestyle, genes, and cancer - PubMed

    Also, in the cancers for which ... for colorectal cancer, there is emerging information on the role that genetics plays in interacting with these factors, as well as the interaction of combinations ......

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