Why is snail fever a common name for infections with Schistosoma?
A) The worms look like snails.
B) They are contracted by eating snails.
C) Snails are the intermediate host.
D) Physical contact with snails may result in infection.
E) The larval stage looks like a snail.
C
You might also like to view...
Motor proteins cause movement by: (1) undergoing a conformational change; (2) releasing energy from ATP; (3) binding to the cytoskeleton
A. Statements (1), (2) and (3) are correct. B. Statements (1) and (2) are correct. C. Statements (1) and (3) are correct. D. Statements (2) and (3) are correct.
Indicate whether the following statements are true or false
_____ Brains are required for movement. _____ Cephalization is thought to be an adaptation for forward locomotion. _____ Cephalization evolved once. _____ All animals show cephalization. _____ All members of the Bilateria show cephalization. _____ Ganglia are nerve cell bodies that provide local processing of sensory information and result in motor output or another physiological effect. What will be an ideal response?
How does the removal of prairie dogs differ from the removal of any other animal species? a. Removal of prairie dogs fundamentally changed the community from one with high speciesdiversity to one dominated by mesquite and grasses
b. Removal of prairie dogs allowed for a more diverse community structure to becomeestablished. c. Removal of all other species had only a temporary effect on other populations. d. Both a and c above .
The respiratory system's role in respiration ends with which structure(s)?
a. the bronchioles b. the alveoli c. the bronchi d. the trachea e. the glottis