Foraminiferans are marine protists that produce beautiful shells composed mostly of _____.

Fill in the blank(s) with the appropriate word(s).


Ans: calcium carbonate

Biology & Microbiology

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Bacterial oxidation of Fe2+ occurs BEST under which environmental condition?

A) cold temperature B) high sunlight C) low (acidic) pH D) nutrient-replete

Biology & Microbiology

Insulin stimulates

a. muscle and fat cells to take up glucose. b. increased levels of glucose in the blood. c. a decrease in muscle cell activity. d. an increase in exercise. e. liver cells to release glycogen

Biology & Microbiology

The energy used to generate most of the ATP formed in aerobic respiration is released when electrons are passed from NADH along a chain to ____.

A. oxygen B. acetyl CoA C. FADH D. CO2. E. NADPH

Biology & Microbiology

Compare and contrast the light microscope with the electron microscope

What will be an ideal response?

Biology & Microbiology