Which molecule combines with proteins to form both the large and small ribosomal subunits?

A. rRNA
B. RNA polymerase
C. tRNA
D. miRNA
E. DNA


Answer: A

Biology & Microbiology

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Briefly summarize the four phases of mitosis and cytokinesis

What will be an ideal response?

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Cilia are built of

A) microorganisms. B) microfilaments. C) micronutrients. D) microtubules.

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Which one of the following is mismatched?

a. sac fungi?ascomycetes b. bread mold?zygomycetes c. mushrooms–basidiomycetes d. Allomyces–chytridiomycetes e. Dutch elm disease–glomeromycetes

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Dibenzoylhydrazines are a category of molecules that have been used as insecticides. They work by blocking ecdysteroid receptors. How does this kill an insect?

A. The insect cannot molt. B. The chitinous exoskeleton is dissolved. C. The insect can no longer excrete nitrogenous wastes. D. The insect can no longer coordinate its movements.

Biology & Microbiology