A reduction in the number of circulating erythrocytes results in which disorder?
A. anemia
B. polycythemia
C. thrombosis
D. hematoma
E. lupus erythromatosus
A. anemia
You might also like to view...
The pan genome of a microbial species is constantly changing because of
A) bottleneck events. B) horizontal gene transfer. C) substitutions. D) substitution and bottleneck events.
Which of the following would be an advantage of using a light microscope instead of an electron microscope?
a. Light microscopes, because they use light, offer greater resolution than electron microscopes. b. Light microscopes are designed to offer more magnification than electron microscopes. c. Living cells can be examined with a light microscope. The method of preparing cells for an electron microscope kills the cells. d. With a light microscope, both the surface characteristics and the internal characteristics of a cell can be examined and no special stains are required.
Melatonin regulates ____
a. heart rhythms in song birds b. the stimulation of cancer cell growth in humans c. the menstrual cycle in human females d. sleep cycles in humans e. milk production in mammals after giving birth
During the process of photosynthesis energy from the sun is converted into
a .chemical energy in the bonds of inorganic molecules b. chemical energy in the bonds of organic molecules c. enzymes used to produce inorganic molecules d. enzymes used to produce organic molecules