Figure 36.3
Use the figure above to answer the following question.

A circulatory system that does not allow mixing of oxygenated and oxygen-poor blood is indicated by the letter(s) ____.

A. A only
B. B only
C. C only
D. A and B only
E. B and C only


Answer: C

Biology & Microbiology

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The electron transport systems in eukaryotes and prokaryotes use different electron carriers.

Answer the following statement true (T) or false (F)

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Which of the following is/are TRUE regarding "non-REM sleep"?

a. energy consumption is reduced during non-REM sleep b. it consists of four stages (stage 1 ~ 4) c. EEG rhythms during non-REM sleep exhibit delta waves, theta waves, spindles, and K complexes d. all of the above

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The unit structure of chromatin is the ____________________, which is made up of

____________________ types of ____________________ proteins complexed with DNA. Fill in the blank(s) with the appropriate word(s).

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Directional, light-triggered plant development is known as

A. phototropism. B. thigmonasty. C. thigmotropism. D. acid-growth movement. E. photomorphogenesis.

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