Which of the following are adaptations for terrestrial life seen in plants?

A. Cell walls of cellulose and lignin
B. Chlorophylls a and b
C. Cuticle and stomata
D. Vascular tissue
E. Sporopollenin and an embryo protected and nourished by the parent plant


Ans: E. Sporopollenin and an embryo protected and nourished by the parent plant

Biology & Microbiology

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Members of the ____ lineage are highly active, have a closed circulatory system, and a high oxygen requirement

a. Cephalopoda b. Polyplacophora c. Platyhelminthes d. Gastropoda

e. Scaphopoda

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The most anterior of the lobes of the human cerebrum is the _________ lobe.

Fill in the blank(s) with the appropriate word(s)

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Which of the following is NOT true of proteins?

a. They determine the structure and function of cells and tissues. b. They function as receptors. c. They function in recognition. d. They are the code for molecules that are important for life processes. e. They enable cells to communicate.

Biology & Microbiology

Microscopic examination of a bacterial culture reveals a variety of curved, motile bacterial cells. What genera could be suspected at this point?

> Vibrio > Campylobacter > Helicobacter > Escherichia > Salmonella

Biology & Microbiology