WGU D311 MICROBIOLOGY EXAM
QUESTIONS AND ANSWERS 2026/2027
SOLVED 100% CORRECT
◉ prokaryotic cell. Answer: lacks a nucleus and membrane bound
organelles
◉ eukaryotic cell. Answer: containing a well organized membrane-
bound nucleus
◉ all cells must contain. Answer: cell membrane, cytoplasm, DNA,
ribosomes
◉ all plant and animal cells are what type. Answer: they are
eukaryotic
◉ round cell. Answer: coccus
◉ rod cell. Answer: bacillus
◉ curved rod cell. Answer: vibrio
◉ short rod cell. Answer: coccobacillus
, ◉ spiral cell. Answer: spirillum
◉ long, loose, helical spiral cell. Answer: spirochete
◉ single coccus. Answer: coccus
◉ pair of two cocci. Answer: diplococcus
◉ grouping of four cells arranged in a square. Answer: tetrad
◉ chain of cocci. Answer: Streptococcus
◉ cluster of cocci. Answer: Staphylococcus
◉ single rod. Answer: bacillus
◉ chain of rods. Answer: streptobacillus
◉ cell wall. Answer: a structure in the cell envelope of some cells that
helps the cell maintain its shape and withstand changes in osmotic
pressure
QUESTIONS AND ANSWERS 2026/2027
SOLVED 100% CORRECT
◉ prokaryotic cell. Answer: lacks a nucleus and membrane bound
organelles
◉ eukaryotic cell. Answer: containing a well organized membrane-
bound nucleus
◉ all cells must contain. Answer: cell membrane, cytoplasm, DNA,
ribosomes
◉ all plant and animal cells are what type. Answer: they are
eukaryotic
◉ round cell. Answer: coccus
◉ rod cell. Answer: bacillus
◉ curved rod cell. Answer: vibrio
◉ short rod cell. Answer: coccobacillus
, ◉ spiral cell. Answer: spirillum
◉ long, loose, helical spiral cell. Answer: spirochete
◉ single coccus. Answer: coccus
◉ pair of two cocci. Answer: diplococcus
◉ grouping of four cells arranged in a square. Answer: tetrad
◉ chain of cocci. Answer: Streptococcus
◉ cluster of cocci. Answer: Staphylococcus
◉ single rod. Answer: bacillus
◉ chain of rods. Answer: streptobacillus
◉ cell wall. Answer: a structure in the cell envelope of some cells that
helps the cell maintain its shape and withstand changes in osmotic
pressure