The end of a skeletal muscle attached to a bone that does not move during contraction is called the origin.
a. true
b. false
Answer: a. true
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An infected individual who is a potential source of infection for others and plays an important role in the epidemiology of the disease is a/an ________.
A. carrier B. host C. reservoir D. index case
The brain stem includes the __________ and
__________, which control reflexes involved in breathing and other essential tasks. Fill in the blank(s) with the appropriate word(s).
You have discovered a very small amount of DNA from an ancient organism that you want to save and study. What is the very first thing you should do to allow you to study this DNA in the lab?
A. Polymerase chain reaction (PCR) B. Gel electrophoresis C. Insert the DNA into a vector D. RT-PCR
Human growth hormone is produced by the ______________ and erythropoietin is produced by the __________________.
a) pituitary gland; red blood cells b) pituitary gland; kidneys c) kidneys; pituitary gland d) pituitary gland; osseous tissue e) white blood cells; red blood cells