A construction worker entered the emergency room after an accident in which his leg was crushed by falling beams. A color of the urine sample is noticeably reddish brown. Assuming that color is related to the accident, what molecule could have been released from the damaged muscle cells that colored the urine? What is the function of this molecule?
What will be an ideal response?
The molecule is likely to be the pigment myoglobin. This molecule binds to oxygen in muscle cells to supplement the oxygen supplied by the blood.
You might also like to view...
The atomic weight of an atom reflects the average number of
A) protons. B) neutrons. C) electrons. D) protons + neutrons. E) protons + neutrons + electrons.
Blocking the CD8 coreceptor would cause ________.
A. decreased activation of cytotoxic T cells B. decreased activation of helper T cells C. decreased activation of the target cells D. increased activation of macrophages
Which of the following female structures is homologous to the male scrotum?
A. labia minora B. labia majora C. clitoris D. vagina
Sensory information that arrives at the CNS is routed according to the ________ of the stimulus
A) type B) intensity C) location D) speed E) type and location