While analyzing a sample of pond water, you discover a new organism whose body is composed of multiple cells
Upon closer inspection you are able to determine that the
individual cells are highly differentiated and organized into distinct interior and exterior tissue
layers. Which of the following best describes the organization of this organism?
A. complex multicellular
B. simple multicellular
C. coenocytic
D. filamentous
E. eukaryotic
A
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________ is used to measure the amount of a chemoattractant encountered over time.
Fill in the blank(s) with the appropriate word(s).
Which of the following pertaining to a cut corpus callosum is FALSE?
a. The right hemisphere doesn't know what the left hemisphere is doing. b. The right hemisphere directed the writing of COW but the person could not say what the word was. c. The right hemisphere directs motor activity on the left side of the body. d. The left hemisphere processes language. e. Information between the right and left hemispheres was shared, but reduced by 50 percent.
Sea cucumbers will __________ when environmental conditions deteriorate
a. eject their digestive tract, respiratory structures, and gonads. b. crawl to an area with more favorable conditions. c. form a resistant spore. d. float to the surface and then later drop to a more favorable location. e. crawl deep into the ocean mud on the bottom.
Choose the one most appropriate answer for each.
A. Trachea B. Chemoreceptors C. Oxyhemoglobin D. Larynx E. Sympathetic nerves F. Medulla oblongata G. Pharynx H. Respiratory cycle I. Bronchi J. Epiglottis K. Intercostal muscles L. Alveoli