Which of the following statements is NOT included in the cell theory?
A) Cells are not the smallest living units that perform physiological functions.
B) All plants and animals are composed of cells.
C) All cells come from preexisting cells.
D) Each cell works to maintain itself at the cellular level.
A
Explanation:
B) This is a statement of cell theory.
C) This is a statement of cell theory.
D) This is a statement of cell theory.
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For maximum efficiency in loading oxygen at the lungs,
A) the pH should be slightly acidic. B) the temperature should be slightly lower than normal body temperature. C) DPG levels in the red blood cells should be high. D) the PO2 should be about 70 mm. E) All of the answers are correct.
Visceral larva migrans is the disease associated with ________________________________________ larvae invasion
Fill in the blank(s) with correct word
The type of lamellae that forms the outside surface of compact bone is ________.
A. oppositional B. concentric C. circumferential D. appositional E. interstitial
Erection in the male is controlled by the _____ nervous system, while ejaculation is controlled by the _____ nervous system.
A. voluntary; sympathetic B. voluntary; parasympathetic C. parasympathetic; sympathetic D. sympathetic; parasympathetic