serve as passageways between the cytoplasm and the nucleoplasm.
What will be an ideal response?
nuclear pores
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Homeostasis is
a. the ability to sense and response to change b. maintaining an internal environment within parameters that favor survival c. essential for all living things d. not found in nonliving things e. all of these
The body’s main regulator of the internal environment is the ____
a. anterior pituitary gland b. hypothalamus c. medulla oblongata d. cerebellum e. pons
What are the three elements that are most often limiting factors for plant growth?
a. carbon, potassium, and magnesium b. carbon, oxygen, and nitrogen c. hydrogen, magnesium, and oxygen d. sulfur, calcium, and nitrogen e. nitrogen, phosphorus, and potassium
Which of the following describes what may be occurring as competitive inhibition slows down the catalytic reaction of an enzyme?
a) all of the choices are correct b) the inhibitor induces a conformational change in the enzyme that prevents the chemical reaction from taking place c) the inhibitor competes as an alternative substrate, thereby forcing the enzyme to catalyze the enzymatic reaction on the inhibitor instead of the substrate d) the inhibitor binds to the enzyme and increases the concentration of available enzyme active sites