Bases are compounds that do all the following except
a. they bind hydrogen ions.
b. they release hydrogen ions.
c. they are pH 7 or above.
d. they contain more hydroxide ions than hydrogen ions.
e. they raise pH.
B
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________ mutations affect only a single base pair in a gene.
Fill in the blank(s) with the appropriate word(s).
Match the following nerve locations or functions with the correct division of the autonomic nervous system (sympathetic or parasympathetic) by writing an "S" or "P" next to the phrase
______ accelerate heart rate ______ decrease heart rate ______ dilate pupil ______ constrict pupil ______ stimulate activity of stomach and intestines ______ inhibit activity of stomach and intestines ______ relaxes lung bronchi ______ constricts lung bronchi ______ nerves branch from middle region of the spinal cord ______ nerves branch from the brain and the posterior region of spinal cord What will be an ideal response?
In the life cycle of a flowering plant, the ___
a. sporophyte is dominant b. gametophyte is dominant c. sporophyte initially is dominant and then the gametophyte becomes dominant d. gametophyte is initially dominant and then the sporophyte becomes dominant e. gametophyte and sporophyte are codominant.
Which of the following would be composed of smooth muscle?
A) Ventricles of the heart B) Muscles of the uterus C) Muscles that allow you to cross your eyes D) Quadriceps (leg muscle)