As humans age, their ability to focus on nearby objects deteriorates. This is the result of
A) loss of rods and cones.
B) increased viscosity of the aqueous and vitreous humor.
C) stiffening of the lens and loss of accommodation capability.
D) inappropriate response of the iris to varying light intensities.
E) changing shape of the eyeball.
C
You might also like to view...
The lac operator site within the lac operon is an example of which of the following?
A. cis-acting element B. para-acting element C. trans-acting element D. inter-acting element E. contra-acting element
How does losing or acquiring territory affect the brain anatomy and chemistry of an African cichlid
fish?
a. size of the brain is changed b. shape of brain is changed c. the size and shape of the brain is changed d. the size of brain cells producing GnRH are changed e. the size of brain cells producing territorial hormone are changed
In humans, variations in skin color are due to differences in the amount, type, and distribution of the pigment
____________________.Fill in the blank(s) with the appropriate word(s).
Relapsing fever involves
A) Initial symptoms of fever, headache, fatigue. B) Campers and forestry personnel. C) Soft-bodied ticks transmitting Borrelia hermsii. D) Human body louse transmitting Borrelia recurrentis. E) All of these choices are correct