Which of the following is required by plants in the smallest quantity?

A. potassium
B. nitrogen
C. phosphorus
D. sulfur
E. boron


Answer: E

Biology & Microbiology

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The organ that is responsible for secreting cocoons in the oligochaetes is known as the 

A. nephridia. B. setae. C. radula. D. clitellum. E. lophophore.

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Egg whites consist primarily of water and the protein albumin. When you fry an egg, why does the egg white turn from clear to white?

A. The protein acquires tertiary structure. B. The protein becomes dissociated. C. The protein becomes denatured. D. The protein becomes dehydrated.

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Compare and contrast dermatophytosis and pityriasis.

What will be an ideal response?

Biology & Microbiology

A chemical labeled as ________ will inhibit bacterial growth but will not kill them.

A) Bacteriostatic B) Sporicidal C) Ideal D) Bactericidal

Biology & Microbiology