Question 1 Which statement best describes why pathogens are harmful?

A Pathogens can never be destroyed.
B Pathogens disrupt homeostasis by infecting cells.
C Pathogens deliver oxygen to body cells.
D Pathogens produce antibodies that will then kill the host.

the correct answer is b

Explanation:

Pathogens are different and can cause disease upon entering the body. All a pathogen needs to thrive and survive is a host. Once the pathogen sets itself up in a host's body, it manages to avoid the body's immune responses and uses the body's resources to replicate before exiting and spreading to a new host.

digital rectal exam (dre) a digital rectal exam (dre) is a test for both men and women. it allows a doctor to check the lower rectum, pelvis, and lower belly for cancer and other health problems, including: prostate cancer in men.

exposure to hazardous carcinogens and toxic substances can cause breathing problems, such as copd and various types of cancer. it also increases the risk of heart attacks and strokes and has serious (but no less unattractive) side effects, such as aging, yellow teeth, a terrible smell and damage to the vocal cords.