Classification. Respond to the following statements with reference to the five types of white cells listed below.
A. These cells scavenge dead cells and attack bacteria directly.
B. These cells recognize cell surface antigens and initiate the proliferation of lymphocytes.
C. Antibody production occurs in these cells.
D. These cells destroy cells infected by viruses.
E. These cells kill tumor cells but are not B or T lymphocytes.
A. macrophages
B. helper T cells
C. B cells
D. cytotoxic T cells
E. natural killer cells
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The synthesis of ATP from ADP and Pi is a(n) _____ reaction with a ____ G
A. exergonic; positive B. endergonic; negative C. exergonic; negative D. endergonic; positive E. reversible; 0
The most common marine annelids are:
a. polychaetes. b. roundworms. c. earthworms. d. leeches. e. ribbon worms.
Energy is commonly defined as ____
a. a form of heat b. thermodynamics c. the capacity to change d. the capacity to do work e. the ability to do work
Microbial molecules detected by phagocytes are called
A) TLRs. B) NODs. C) PAMPs. D) leukotrienes. E) prostaglandins.