Sunlight is lethal to the ___________ stage of pathogens.
vegetative
Most bacteria are _________ microns in size.
one or two
It is defined as a state of being soiled by contact with ifectious organisms or other materials.
Contaminated
Creutzfeldt-Jakob disease (CJD) is caused by__________, which are believed to be _____________.
prions/an abnormal form of protein
The bacterial reporductive process that takes places when a cell divides into two equal cells is called:
binary fission
Using gram-stain classifications, Staphylcoccus, Enterococcus and Streptococcus are examples of gram-:
positive bacteria
Tetanus and botulism do not require oxygen to grow, so they are classified as:
anaerobic bacteria
The two most common processes designed to classify bacteria by color change are __________and ______________.
gram stain and acid fast (Ziehl-Neelsen stain)
Mircroorganisms capable of forming a thick wall around themselves, enabling them to survive in adverse conditions are called:
endospores/spores
Bacteria are divided into three main shape classifications:
coccus (spherial), bacillus (rod), spirilla (spiral)
Bacteria that requires oxygen to grow are called:
aerobic bacteria
Herpes simplex is a:
Viral disease
It is the scientific study of the nature, life and action:
Microbiology
It is frequently found in water and soil:
Pseudomounas aeruginosa
The functional center of a cell that governs activity and heredity is called the:
Nucleus
