Two functions of bacterial appendages are ________ and ________.
A. antibiotic resistance; motility
B. attachment; energy production
C. motility; energy production
D. attachment; motility
Answer: D
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Barnacles and mussels compete with each other for space on the rocky intertidal. What type of interaction exists between these two species? If you knew that mussels are capable of occupying all available space in the rocky intertidal then what would happen to the barnacles? What keeps mussels from crowding out barnacles throughout the entire intertidal zone?
What will be an ideal response?
Which of the following solutes is NOT normally found in the plasma?
A. metabolites, wastes, and hormones B. globulins C. hemoglobin D. ions E. albumin
Four of the five processes listed below are related to
the second law of thermodynamics. Select the exception. a. Entropy. b. Energy can be neither created nor destroyed. c. The amount of available energy in a closed system declines with time. d. Some energy is converted to less useful forms as it is transferred or transformed. e. Spontaneous flow of energy from high- to lowquality forms occurs.
Answer the following questions true (T) or false (F)
1. Only eukaryotic cells depend on ATP. 2. Given enough time, sucrose can spontaneously break down into fructose and glucose in a glass of water. 3. Enzymes themselves are altered in the process of catalyzing chemical transformations.