Biology, 14.07.2020 01:01 zahinparvez69
Which of the following describes how infectious agents in the environment would most likely affect one's personal health?
A. Exposure would first cause a cell-mediated immune response from the body.
B. Infectious agents would trigger nonspecific external defenses such as sweat, saliva, and mucus.
C. Exposure would weaken the body's immune system and leave it unable to fight future infections.
D. Infectious agents would invade the body and leave it unable to produce antibodies.
Answers: 2
Biology, 22.06.2019 05:40
Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion
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Biology, 22.06.2019 13:30
Describe the change in phase and temperature as water moves from the oceans to the atmosphere and then returns to earth again as rain. a) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature decreases b) evaporation : temperature increases; condensation : temperature decreases; precipitation (rain) : temperature increases c) evaporation : temperature decreases; condensation : temperature decreases; precipitation (rain) : temperature decreases d) evaporation : temperature increases; condensation : temperature increases; precipitation (rain) : temperature decreases
Answers: 1
Biology, 22.06.2019 21:30
Urban areas use energy than rural areas, mostly because so many more people live there. a) solar power b) more; in total c) less; in total d) an electric furnace
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Biology, 22.06.2019 22:30
The greatest increses in energy use occuree between which two stafes of society
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Which of the following describes how infectious agents in the environment would most likely affect o...
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