Mark suffers from nosebleeds and gastrointestinal bleeding due to increased breakdown of platelets outside the marrow. This is called
A. hemophilia.
B. sickle-cell anemia.
C. thromboembolism.
D. prothrombin disease.
E. thrombocytopenia.
Answer: E
Biology & Microbiology
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The exchange surfaces of fish gills are arranged as rows of
A. lamellae. B. trachea. C. alveoli. D. parabronchi. E. spiracles.
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The endocrine gland that controls homeostasis in terms of blood glucose levels is the
A. parathyroid gland. B. adrenal gland. C. pineal gland. D. pancreas. E. testis.
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A person with blood group A has both A and B type antibodies
a. True b. False
Biology & Microbiology