Which of the following happens when cancer occurs?

Which best explains why viruses do not have special structures or enzymes that allow them to make their own food? viruses can use energy in living cells that they infect. viruses can replicate inside a host that they infect. viruses can cause contagious illnesses in host cells. viruses integrate their rna or dna into infected cells.

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

Which statement describe events that occur during interphase?