Which two virus families make DNA from an RNA template?

a. Hepadnaviridae and Retroviridae
b. Togaviridae and Picornaviridae
c. Adenoviridae and Poxviridae
d. Reoviridae and Herpesviridae


Ans: a. Hepadnaviridae and Retroviridae

Biology & Microbiology

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Which of the following is common to both extracellular and intracellular digestion?

A. the ability to phagocytose food particles B. a slow speed of digestion C. the presence of a digestive cavity D. the ability to consume both large and small food items E. None of these characteristics are common to both extra- and intracellular digestion.

Biology & Microbiology

How do antigen-presenting cells (APCs) acquire the epitopes for presentation?

a. direct infection of the APC b. exocytosis or secretion c. phagocytosis or endocytosis d. diffusion

Biology & Microbiology

The stramenopiles include water molds, diatoms, golden algae, and brown algae

____________________ Indicate whether the statement is true or false.

Biology & Microbiology

Where on a graph can you find the information that the graph pertains to?

A. The y-axis only. B. The x-axis only. C. The dot points that are connected by the lines of the graph. D. The x-axis and y-axis. E. The top of each bar in a bar graph.

Biology & Microbiology