A hypothesis must be tested many times before it can be considered a theory.
Answer the following statement true (T) or false (F)
True
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The yeast Trichosporon beigelii causes ________.
A. white piedra B. histoplasmosis C. black piedra D. athlete's foot
The increased concentration of toxins as they move up through the food chain is called ____
a. biological magnification b. eutrophication c. biological accumulation d. deposition e. desertification
When guard cells are filled with water, ____
a. stomata are open b. stomata are closed c. sugars diffuse into the sieve tube members d. gases cannot diffuse into the plant e. gases cannot diffuse out of the plant
The plasma membrane proteins of a cell can be linked to colored marker molecules. In an experiment, you labeled the membrane proteins of one cell with a red marker and the membrane proteins of a second cell with a blue marker. Using your understanding of
the fluid-mosaic model, what might you see happen if you connected the plasma membranes of the two cells so that they form one continuous membrane? What will be an ideal response?