Fresh water is much more dilute than the cells of a fish, so the animal constantly takes in water at its gills. How would a freshwater fish osmoregulate?
A. drink seawater and use active transport at the gills to take up salt from the water
B. drink seawater and use active transport at the gills to get rid of excess salts
C. produce dilute urine and use active transport at the gills to take up salt from the water
D. produce dilute urine and use active transport at the gills to get rid of excess salt from the water
E. drink saltwater and produce dilute urine to rid itself of excess salt
C. produce dilute urine and use active transport at the gills to take up salt from the water
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The electron transfer chain is located
a. on the inner membrane of the mitochondria. b. on the inner membrane of the chloroplasts. c. in the fluid part of the chloroplast. d. throughout the cytoplasm of the cell. e. on the plasma membrane of eukaryotes
The function of the structure labeled 1 in Figure 35-2 is:
a. the formation of pith. b. protection. c. conduction of water and dissolved minerals from the roots. d. conduction of sugars from the leaves. e. photosynthesis.
Which of the following assessment findings or techniques would prove MOST useful when determining the extent of internal volume loss?
A) Resting blood pressure B) Temperature of the skin C) Duration of the illness D) Orthostatic vital signs
Proteins on the surface of phagocytes called ________ aid in the detection of pathogen molecules
A) lectins B) TLRs C) NOD proteins D) lectins and C3 protein E) both TLRs and NOD proteins