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Questions in biology

[Done] Eight-month-old Carson gets fussy several times while they are waiting for their flight. What kinds of challenges does this create for Allison and her husband? A. There are no challenges, as comforting a fussy baby is easy. B. Carson's fussiness may cause his new parents to be stressed over their inability to end his crying. C. Carson's fussiness may cause his new parents to consult others for babysitting. D. Carson's fussiness may cause other people to offer to help stop his crying.

[Done] Which statement best describes the relationship between photosynthesis and cellular respiration? A. Photosynthesis removes carbon from the atmosphere, and cellular respiration releases carbon back into the atmosphere. B. Photosynthesis is part of the carbon cycle, and cellular respiration is not. C. Only plants perform photosynthesis, and only animals perform cellular respiration. D. Photosynthesis releases carbon into the atmosphere, and cellular respiration removes carbon from the atmosphere.

[Done] Solutes with a __________ molecular weight require __________ energy to move a given distance and therefore diffuse more slowly.

[Done] Which of the following exists as a filament? A. Amoeba B. Chlamydomonas C. Euglena D. Spirogyra E. Volvox Example of an organism that exists as a colony is: A. chlamydomonas B. euglena C. paramecium D. spirogyra E. volvox

[Done] Which is the largest portion of the brain? A. cerebrum B. corpus callosum C. cerebellum D. brainstem

[Done] Which of the following is the functional unit of a muscle cell? A. Sarcomere B. Endomysium C. Myosin D. Actin

[Done] Which statement best describes the relationship between photosynthesis and cellular respiration? A. Photosynthesis removes carbon from the atmosphere, and cellular respiration releases carbon back into the atmosphere. B. Photosynthesis is part of the carbon cycle, and cellular respiration is not. C. Only plants perform photosynthesis, and only animals perform cellular respiration. D. Photosynthesis releases carbon into the atmosphere, and cellular respiration removes carbon from the atmosphere.

[Done] Cognitive maps allow organisms to A. create and speak a language B. mentally represent their environment C. achieve high levels of wellness D. train and exercise effectively

[Done] The large fiber tract that allows communication between the two cerebral hemispheres is called the A. pons B. thalamus C. corpus callosum D. fornix

[Done] Select all that apply. Which of the following are cells found in the pineal gland? [ ] Follicular cells [ ] Delta cells [ ] Neuroglia [ ] Pineal cells