What would be the most effective method of reducing the incidence of blood flukes in a human population?

A) reduce the mosquito population
B) reduce the population of the intermediate snail host
C) avoid contact with rodent droppings
D) carefully wash all raw fruits and vegetables


B

Biology & Microbiology

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Following the attachment and invasion of a microorganism, in order to be classified as a disease the microorganism must be capable of:

a. causing inflammation and tissue destruc-tion. b. creating pain and requiring antibiotic treatment. c. multiplication and dissemination to deeper tissues. d. killing the resident microbiota.

Biology & Microbiology

What type of thinking is required?

What will be an ideal response?

Biology & Microbiology

The long, cylindrical, contractile portions of a muscle fiber, which are composed of even smaller myofilaments, are called ___________________

a. myofibrils
b. sarcolemmas
c. myofilaments
d. sarcomeres

Biology & Microbiology

________ can be a symptom of hypothyroidism

A) Goiter B) A low sperm count C) Graves' disease D) Hyperactivity

Biology & Microbiology