Which condition is a major concern for IV drug users?
a. endocarditis
b. tachycardia
c. myocarditis
d. “blue babies”
e. rheumatic fever
ANSWER: a
You might also like to view...
The study of how large-scale ecological factors influence local populations and communities is
specifically defined as conservation biology.
Indicate whether the statement is true or false.The obvious advantage of the lactose operon is that
a. it allows bacteria to survive in the presence of lactose. b. lactose-metabolizing enzymes need not be made when lactose is not present. c. it enables bacteria to make lactose only in the presence of the proper enzymes. d. it negates the need for milk in the diet of adult humans. e. it enables glucose to substitute for lactose in the diet of lactose intolerant persons.
A scientist pollinates a true-breeding pea plant with violet, terminal flowers with pollen from a true-breeding pea plant with white, axial flowers. Which of the following observations would most accurately describe the F2 generation?
A. 75% violet flowers; 75% terminal flowers B. 75% white flowers in a terminal position C. 75% violet flowers; 75% axial flowers D. 75% violet flowers in an axial position
Chinese cabbage, brussels sprouts, and kohlrabi are all derived from a single species via artificial selection.
Answer the following statement true (T) or false (F)