Where would you most likely find infectious agents? Check all that apply. in saliva
in mucus
on a door handle
on a water fountain
on a gene
in sewage
in animal waste

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah

b tumor cells have a cell wall instead of a membrane

explanation:

tumor cells different from normal cells because tumor cells have a cell wall instead of a membrane.

mass and weight are closely related because mass affects the weight of an object experiencing the effects of gravity. weight is the measure of the force of gravity on an objects's mass, while mass is the measure of how much matter there is in an object.