Lyme disease is transmitted by ________.
A. fleas
B. ticks
C. flies
D. lice
E. droplets
Answer: B
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Which of the following represents the reversible reaction of ATP formation?
a. ATP + H2O ? ADP + Pi b. ADP + ATP ? free energy + Pi c. ADP + Pi + free energy ? ATP + H2O d. Free energy + H2O + Pi ? ATP
What part of our skeleton most resembles an exoskeleton?
What will be an ideal response?
Karyotyping is useful for determining:a
the number of chromosomes in an individual. b. the presence of recessive traits. c. whether or not a specific gene is missing from a chromosome. d. whether or not gene mutations have occurred. e. the presence of sickle cell anemia.
The two major divisions of the vertebrate nervous system are the ____.
A. autonomic and peripheral systems B. sympathetic and parasympathetic systems C. cranial and spinal nerves D. central and peripheral nervous systems E. brain and spinal cord