Which of the following is a function of the cytoskeleton?

A. helps a cell keep its shape
B. contains DNA
C. surrounds the cell
D. helps make proteins


Ans: A. helps a cell keep its shape

Biology & Microbiology

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An example of mesoplankton would be

a. larval fishes. b. Sargassum seaweed. c. invertebrate larvae. d. green flagellates. e. bacteria.

Biology & Microbiology

Amphibians are distinguished from earlier vertebrates by ____

a. the development of eggs capable of hatching on land b. metamorphosis c. the development of limbs capable of moving on land d. the presence of scales to prevent desiccation e. absence of gills in any stage of development

Biology & Microbiology

All of the following are true of Gram-positive

bacteria EXCEPT a. Some species are used to make popular foods. b. Some species lower the pH of skin and vaginal linings. c. Some species form endospores. d. Some species cause anthrax, tetanus, and botulism. e. Some species are used as vectors in genetic engineering.

Biology & Microbiology

Which of the following interferes with the reuptake of neurotransmitters?

A) Valium® B) Librium® C) Botox® D) Prozac® E) curare

Biology & Microbiology