What is a structure that separates the contents of a human cell from its surrounding medium?
A) cell wall
B) tissue
C) plasma membrane
D) skin
E) nucleus
C
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The name of the process that couples the movement of hydrogen ions across the inner mitochondrial membrane to ATP production is the
A. citric acid cycle. B. glycolytic pathway. C. chemiosmosis. D. Cori cycle. E. hydrosmotic model.
In adults, ________ marrow fills the central canal of long bones, and ________ marrow is found in the epiphyses of long bones
A) red, red B) yellow, yellow C) red, yellow D) yellow, red
In addition to storage of white blood cells, the lymphatic system is also responsible for ________.
A. producing pathogens to fight infections B. making fluids to support the cardiovascular system C. production of some types of white blood cells D. maturation of some types of red blood cells
A fibrous __________ surrounds each kidney, protecting it from trauma and infection.
Fill in the blank(s) with the appropriate word(s).