Enhanced immune responses to subsequent exposures to an antigen to which the body has already been exposed are known as ________ responses
A) third-degree immune
B) allergic
C) primary immune
D) memory
E) autoimmune
D
Bloom's Taxonomy: Knowledge
Section: Antibody Immune Responses
Learning Outcome: 16.27
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Hepatitis B virus is an example of a DNA virus that uses reverse transcriptase in its replication cycle.
Answer the following statement true (T) or false (F)
The main antibody present during the primary immune response is____
a. IgE b. IgA c. IgD d. IgG e. IgM
The term "biotech barnyards" commonly refers to ____
a. the production of human products by farm animals b. the development of new species of farm animals c. the increase of milk, egg, and wool production d. ultramodern methods of rearing more animals on less feed e. creation of transgenic animals that can produce more of their natural products
Recently, the bones (not fossils) of a possible new species of humans (in the genus Homo) have been found on an island in Indonesia (an island nation southeast of Asia). Using radiometric dating, scientists can show that these people were alive as
recently as 17,000 years ago. According to the information in this chapter, why do you think they probably used tools? What will be an ideal response?