The portion of the enzyme that binds with the substrate is the _____.
a) stroma
b) active site
c) channel
d) thylakoid membrane
Answer: b) active site
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Lyme disease is transmitted by
A. ticks. B. lice. C. mosquitoes. D. fleas.
The function of segmentation is to
a. move the food through the digestive tract. b. churn the food and mix the contents with the digestive tract. c. bring the contents to the wall of the tract where they could be absorbed. d. produce a wavelike push of the gut contents through the system. e. churn the food and mix the contents with the digestive tract and also bring the contents to the wall of the tract where they could be absorbed.
Another name for brucellosis is ________ fever
A) blackwater B) yellow C) snail D) rabbit E) undulant
Spring has sprung and so has your garden. Cleaning out the beds in preparation can be tiring but rewarding. The day after doing so, you realize you received an extra reward this year because your skin is covered in itchy, red, swollen blisters. Poison ivy is characterized as which of the following?
a. immediate hypersensitivity b. immunodeficiency c. delayed hypersensitivity d. autoimmune reaction