Organs are groups of specialized cells that are similar in structure and perform common functions.

a. true
b. false


Answer: b. false

Biology & Microbiology

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Answer the question using the accompanying figure. Which branch of this phylogenetic tree identifies Bacteria?

a. A b. B c. C d. D e. E

Biology & Microbiology

Bacteriophages carry portions of bacterial DNA from one cell to another in a process called

A. transduction. B. infection. C. conjugation. D. transformation. E. replication.

Biology & Microbiology

In photosynthesis C3, plants differ from C4 plants in 

A. the way they capture light. B. the way they capture carbon dioxide. C. the kind of chlorophylls they have. D. None of the choices is correct.

Biology & Microbiology

The "SAR" clade includes all of the following except __________.

a. brown algae b. ciliates c. dinoflagellates d. red algae e. forams

Biology & Microbiology