Test 1 Quizzes (1,2,3) Flashcards
Protozoan
Domain, Kingdom, Phylum, Class, Order, family, Genus, Species
Staphylobacilli
amphitrichous
All of the above
capsule
broth
mycobaterium bacteria
rough ER; Golgi apparatus
What is an opportunistic pathogen?
Normal microbes of our microbiota that can cause disease when there is either dysbiosis or a weakened immune system.
The movement of a substance across the plasma membrane from a region of high concentration to a region of low concentration, with the aid of a protein, is an example of
facilitated diffusion
Which transport process does NOT involve a protein?
simple diffusion
Small, circular DNA molecules that replicate independently of the bacterial chromosome are called
plasmids.
Which of the following is NOT a characteristic of mitochondria and chloroplasts?
80S ribosomes
The release of insulin after eating a sugar-rich meal is an example of
regulated exocytosis.
The engulfment of a bacterium by a white blood cell of the immune system is an example of
phagocytosis.
Most human pathogens are
mesophiles.
A microscope that has a total magnification of 1500X when using the oil immersion objective has an ocular of what power?
15x
How many bacteria would be present if a single bacterium divides six times?
2^6 (two to the power of 6)
What is the function of ribosomes?
protein synthesis
