Which of the following best defines hyponatremia? a. when a person runs out of oxygen and goes into anaerobic respiration

b. when a person releases lactic acid into their blood

c. when blood sugar levels rise above normal and need the pancreas to help regulate the sugar levels.

d. when a person's body holds onto too much water. This dilutes the amount of sodium in the blood and causes water to move into cells.

According to the law of conservation of energy, energy can neither be created nor destroyed. if this is true, why is there less energy in the top of the energy pyramid than there is in the bottom of the energy pyramid?

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10