cancer cells are cells that divide and reproduce abnormally with uncontrolled growth... the stem cell theory of cancer proposes that among all cancerous cells, a few act as stem cells that reproduce and sustain the cancer, similar to normal stem cells normally renewing and sustaining our organs and tissues.
Answer:
False
Explanation:
Natural resources are made by nature
Answer:
The genetic code is universal and suggests common ancestry across all
groups of life
Explanation:
The genetic code for all organisms is virtually identical with very little changes over the many years since the evolution of first primitive organisms. This means that the same codons (3 nucleotide sequence) that code for particular amino acids in multicellular plants code the same in bacteria and amoeba. This means this code is highly conserved and that all species of organisms had a common ancestry from millions of years ago.
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