Answer: There are about 120 million rods in the human eye and about 6 million cones.
Explanation:
The retina of the eye consists of two photoreceptors which are called as rods and cones. The rods are numerous and are about 120 millions in numbers, these are more sensitive then the cones. The rods are sensitive to the light intensity but are less sensitive to the color.
There are about 6 million cones in the eye and these provides sensitivity towards the detection of color. These are more concentrated in the spot which is called as the macula.
You can be infected with a virus & not even know it & that is true
Answer:
Cool dense water sinks to the ocean floor.
Warm water replaces cool surface water.
Wind blowing parallel to the shore causes upwelling of cool water.
Answer:
Explanation:
Option D blue whale is the correct answer