The specific compound that is capable of receiving light energy as the first step in sensory transduction is
A. rhodopsin.
B. melanin.
C. vitamin A.
D. cone opsin.
E. retinal.
Answer: E
You might also like to view...
As a stream flows down its course, it generally becomes warmer and slower
Indicate whether the statement is true or false
During the spring and fall each year thousands of maple trees are tapped for their fluids in order to make "real" maple syrup. If you were to tap into a maple tree to extract the syrup (sucrose) which tissue layer do you want to tap into?
A. epidermis B. xylem C. ground tissue D. phloem E. periderm
The stamens of a flowering plant are broken down into two separate parts. The long, stalk-like structure is the _________ and the pollen-producing bodies on the tips are the __________.
a. stem; ovaries b. filament; carpels c. receptacle; sepals d. filament; anthers e. stem; anthers
Steve decides to make a meal for some of his friends. He uses a variety of foods to prepare the meal, including some canned mushrooms. Unfortunately, he gives his friends a mild case of botulism food poisoning. His friends report blurred vision and
trouble speaking due to a flaccid paralysis of the muscle cells by the botulinum toxin. Propose a mechanism by which this toxin would inhibit muscle contraction. What will be an ideal response?