Question 3 of 15 Some species of frogs can increase the concentration of glucose in their
tissues to prevent freezing. Biologists have observed this to occur as day
length decreases. Which of the following best describes this phenomenon?
A. Internal physiological changes responding to environmental
cycles
B. Free energy being put into a biological system
C. A biological mechanism for maintaining constant temperature
D. A system maintaining a constant turnover of matter
SUBMIT

In the context of the neural impulse, which of the following is true about the depolarization of neuron membranes?

Which list is in order from simplest to most complex? a bacteria - virus - plant - protist b protist - bacteria - virus - plant c virus - bacteria - plant - protist d virus - bacteria - protist - plant

Which statement best describes a typical difference that could be found between the "analysis" and "conclusion" sections of a lab report? a) only the "conclusion" describes errors that occurred during the experiment, and only the "analysis" section suggests further research.b) only the "analysis" section includes specific data comparisons, and only the "conclusion" section suggests further research.c) only the "analysis" section discusses whether the original hypothesis was supported, and both sections include graphs of data.d) only the "conclusion section discusses whether the original hypothesis was supported, and both sections suggest further research.(the answer is b i just took the test)