________ molecules are compounds that contain carbon as the primary structural atom
A) Complex
B) Inorganic
C) Exergonic
D) Endergonic
E) Organic
Answer: E
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The conversion of fibrinogen into fibrin is catalyzed by ____
a. albumin b. hemoglobin c. prothrombin d. thrombin
Recessive genes are usually expressed in humans only when ________
A) the organism is in the embryonic stage B) they are coding for skin color C) they are coding for genetic diseases D) both alleles are exactly the same, or homozygous
Nerve and muscle cells establish resting membrane potentials
Indicate whether the statement is true or false
What physical changes affect the volume of the lungs?
A) The contraction of the abdominal muscles affect the volume of the lungs. B) The degree of flexion and extension of the trunk affect the volume of the lungs. C) The movements of the upper limbs affect the volume of the lungs. D) The movements of the diaphragm and rib cage affect the volume of the lungs. E) The contraction of tracheal smooth muscle affect the volume of the lungs.