Lipids, proteins, DNA, RNA, and complex carbohydrates are all ____

a. minerals
b. atoms
c. cells
d. molecules
e. elements


ANSWER: d

Biology & Microbiology

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The cell walls of fungi and algae are chemically identical to the bacterial cell wall.

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

Biology & Microbiology

_____ attach skeletal muscles to bone

a. Smooth muscles b. Ligaments c. Tendons d. Joints

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Which of the following lists soil particles in order of increasing diameter?

a. clay, sand, silt b. clay, silt, sand c. silt, sand, clay d. silt, clay, sand e. sand, silt, clay

Biology & Microbiology

The short, hair-like structures that propel Paramecium through the water are called

A) cilia. B) flagella. C) pseudoplasmodia. D) vacuoles. E) pseudopods.

Biology & Microbiology