Which is a reason that bacteria can cause infections in other organisms?
fast reproduction
no outer covering
better antibiotics
the immune system

Which properties describe all matter?

Creation of an unnaturally uniform sample to represent a diverse populationcan be avoided by: a. including only willing b. asking another scientist for .c. choosing only identical participants.d. selecting individuals at random.

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria