Which of the following kingdoms contains only single-celled organisms?
a.)eubacteria and protista
b.)eubacteria and archaebacteria
c.)archaebacteria and protista
d.)protista and fungi

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.

In which of the following relationships is one organism always benefited while the other organism is always harmed

What molecule contains an organisms genetic material, passed down from parents to their offspring