Which one of the following terms applies to the phylum Mollusca?
A. Pseudocoelomate
B. Protostome
C. Asymmetry
D. Parazoa
E. Diploblastic
Answer: B
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A freshwater pond ecosystem includes only the living organisms within the pond
Indicate whether the statement is true or false
Which of the following is NOT a symptom of Marfan syndrome?
A. Vision problems B. Blood vessel defects C. Loose joints D. Short stature E. All of these are symptoms of Marfan syndrome
Which of the following statements regarding Grey Turner sign is correct?
A) Grey Turner sign is characterized by bruising around the umbilicus. B) The presence of Grey Turner sign should make you suspicious for hepatitis. C) Grey Turner sign is the cessation of inspiration during abdominal palpation. D) Grey Turner sign is characterized by flank bruising and indicates retroperitoneal hemorrhage.
Multiple flagella on one end of the cell is known as...
a. amphitrichous b. lophotrichous c. boutatrichous d. peritrichous