oxygen concentration

What will be an ideal response?


-obligate aerobe: completely dependent on atmospheric =2 for growth
-faculatative anaerobe: does not require O2 and dies in its presence
-microaerophile: requires O2 levels between 2-10% for growth and is damaged by atmospheric O2 levels (20%)

Biology & Microbiology

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The sexual phase of Plasmodium is called a

A. sporozoite B. gametocyte C. merozoite D. plasmacyte E. anthracite

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Diluted acetic acid, CH3COOH, is commonly called vinegar. How many atoms of hydrogen are present in one

molecule of acetic acid?

a. one b. two c. three d. four e. five

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Entamoeba histolytica can cause amoebic dysentery. It moves using pseudopodia, can only feed by phagocytosis and is unicellular. Entamoeba histolytica is which of the following?

a. A protozoa b. An algae c. A slime mold d. A diatom e. An apicomplexan

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The three types of microscopes used to look at cells and parts of cells are the transmission electron microscope, scanning electron microscope, and ________

Fill in the blank(s) with correct word

Biology & Microbiology