The human voice is generated by air moving through the _____

a. pharynx
b. glottis
c. epiglottis
d. pleura
e. trachea


ANSWER: b

Biology & Microbiology

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The highest carbon dioxide concentration will be found in (or at) the

Select one: a. atmosphere. b. trachea. c. alveoli. d. tissue cells. e. blood.

Biology & Microbiology

Which statement is NOT true of diffusion?

a. The process requires a concentration gradient. b. The particles diffuse faster when the concentration gradient is steep. c. The uncharged particles also move down electrical gradients. d. Each particle moves down its own concentration gradient. e. The process requires ATP.

Biology & Microbiology

Which of the following is incorrect about Intelligent Design?

A. It is a religious viewpoint. B. It has been overwhelmingly rejected by the scientific community. C. Some people want it taught in schools along with evolution. D. It is scientifically testable. E. It is the same as Creationism.

Biology & Microbiology

Changes in the number of copies of chromosomal DNA segments and the genes they contain are called ____________________

Fill in the blank(s) with correct word

Biology & Microbiology