Fever enhances an immune response by ____
a. decreasing the rate of enzyme activity
b. increasing phagocytosis of invading pathogens
c. reducing blood flow to the site of infection
d. decreasing the reproduction rate of microorganisms
e. increasing heart rate and respiration
ANSWER: a
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Indicate whether the statement is true or false.
Explain why Mendel choose seven different varieties of pea plants for his experiments
What will be an ideal response?
Mutations of some genes for human height result in ____________________
Fill in the blank(s) with correct word
Choose the letter of the best match: Sperm blockage
A. birth control pill B. intrauterine device C. diaphragm D. foams and jellies E. vasectomy