1) pathogen
2) viruses
Some bacteria are not harmful to your body hence not all of them are pathogens
<span>the deliberate modification of the characteristics of an organism by manipulating its genetic material.</span>
Answer:
cause tumors to develop.
Explanation:
Oncogenic viruses are viruses that do not kill or lyses the cells of the host outright but has the capacity to cause to cause a long term infections that may eventually lead to the formation of tumor or cancerous cells within the body of their hosts.
<em>Hence, the fourth option is the correct option. That is, they cause tumors to develop</em>
Lakes have higher salinity than Oceans, I hope this helped. Enjoy The Rest Of Your Day!