In the Breathalyzer, ethyl alcohol reacts with ___ ___; this reaction is accompanied by a color change.
Fill in the blank(s) with the appropriate word(s).
potassium dichromate
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Birds and reptiles have a ________, which is a common receptacle for the digestive, urinary, and reproductive tracts that reabsorbs water back into the body
Fill in the blank(s) with correct word
Which of the following best (describes) defines substrate-level ATP synthesis?
A) An enzyme passes a high-energy phosphate to ADP resulting in ATP B) ATP is used to activate glucose for glycolysis C) An exergonic reaction is used to drive the synthesis of ATP from ADP plus phosphate D) Oxidation of a substrate results in a high energy bond E) ATP is synthesized from adenosine plus 3 phosphates
Which of the following statements about transport through phloem is true?
A. Mostly dissolved starch is transported. B. It is aided by root pressure. C. Transport only occurs from the roots to the shoot. D. The direction of flow can change at different times if the sources and sinks change. E. No energy is required.
All of the following are characteristics of type 2 diabetes mellitus except
a. arises most commonly in adulthood. b. caused by insensitivity of fat and muscle cells to insulin. c. often associated with obesity. d. the least common form of diabetes.