The correct answer is an increased number of rod cells.
In eyes of the humans, and many other animals there are two types of receptors, the rods, and the cones. The cones have an important role in color vision and they possess different types of pigment which enable color vision.
On the other hand, the rods are more sensitive to light, and they are responsible for black and white vision.
Therefore, an increase in the number of rods can enable the animal to see betther in the dark.
Pretty sure it’s B this fish because they are getting tested to see if that’s why they are dying or not
the answer is turmeric because it is the best defines spices.
