The sex chromosome composition of a person with Turner's syndrome is
A) XXX
B) XXY
C) XO
D) XYY
Ans: C) XO
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Bacteria reproductive strategies include all of the following EXCEPT
A. budding. B. multiple fission. C. binary fission. D. formation of mutinucleoid filaments that break apart into uninucleate spores. E. fusion of two bacterial cells that then split into four uninucleate cells.
A respiratory system is needed if an organism is too ____ to rely on the diffusion of gases through the body's tissues
a. small b. long c. thick d. thin e. round
Sputum is obtained by
A.) swabbing the mouth to sample saliva. B.) a clean catch urine sample. C.) the patient coughing up mucus from the lower respiratory system. D.) a spinal tap above the chest. E.) a throat swab.
The Nod factor is an important component of
A. the Calvin Cycle. B. legume-bacterial interactions. C. mycorrhizal-terrestrial plant interactions. D. the formation of the digestive enzymes of carnivorous plants. E. trichloroethylene metabolism.