Substances that are recognized as foreign and provoke immune responses are called ________.

A. infective agents.
B. inducers.
C. antigens.
D. antibodies.


Answer: C

Biology & Microbiology

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Which of the following is/are a habitat island?

A. a freshwater pond in a meadow B. a black basalt lava flow in the middle of the desert C. an individual cluster of pines in the middle of a pine forest D. a freshwater pond in a meadow and a black basalt lava flow in the middle of the desert E. a freshwater pond in a meadow, a black basalt lava flow in the middle of the desert, and an individual cluster of pines in the middle of a pine forest

Biology & Microbiology

Ionizing radiation can produce which of the following?

A. cytosine B. free radicals C. stop codons D. thymine dimers E. hypoxanthine

Biology & Microbiology

Which features of naked mole rats are similar to eusocial insects? (Check all that apply)   

_____  a single queen is responsible for breeding _____  colony has a large number of individuals _____  division of labor _____  haplodiploidy _____  higher relatedness between siblings than between parent and child Clarify question:   What is the key concept addressed by the question? What type of thinking is required? Gather Content: What do you already know about group living in different animal groups? What other information is related to the question?  Choose Answer: Given what you now know, what information is most likely to produce the correct answer? Reflection: Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

Pasteur's experiments on fermentation laid the foundation for

A) industrial microbiology. B) epidemiology. C) immunology. D) abiogenesis. E) antisepsis.

Biology & Microbiology