What do benign and malignant tumors have in common?
A. Invasion of body tissues
B. Abnormally growing cells
C. Spreading to distant sites in the body
D. Surrounded by normal cells
E. Growth of new blood vessels
B. Abnormally growing cells
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Herpes simplex enhances the spread of AIDS
Indicate whether this statement is TRUE or FALSE.
What is formed between the nucleoids in binary fission?
a. A single, circular chromosome b. FtsZ proteins c. A cell membrane d. A septum
Which type of molecule will require some amount of energy to cross the cell membrane?
A. glycerol B. polar C. non-polar molecules D. carbon dioxide E. oxygen
Isela has been tasked with viewing a stained bacterial sample and she is trying to decide the type of microscopy to use. She will want to see the dark color of the stained dead cells clearly. Which type of microscopy will most likely give her the results she is looking for?
> Bright field microscopy > Dark field microscopy > Phase microscopy > Photon microscopy