In animals like bats and owls photoreceptor cells of the retina have m

1.	In animals like bats and owls photoreceptor cells of the retina have mainly rods. 1. What can you infer from this?2. Write down the function of rods and cons.
Answer» 1. Rod cells bring about vision in night or dim light vision. 2. The function of rods and cons: Cones are cone shaped sensory cells of retina that bring about vision in day light and also distinguish colours. There are three types of cone cells for sensing primary colours red, green and blue. Rods are rod shaped sensory cells of the retina that bring about vision in night, but cannot distinguish colours.

In animals like bats and owls photoreceptor cells of the retina have mainly rods. 1. What can you infer from this?2. Write down the function of rods and cons.

Answer»

1. Rod cells bring about vision in night or dim light vision.

2. The function of rods and cons:

Cones are cone shaped sensory cells of retina that bring about vision in day light and also distinguish colours. There are three types of cone cells for sensing primary colours red, green and blue.
Rods are rod shaped sensory cells of the retina that bring about vision in night, but cannot distinguish colours.

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In animals like bats and owls photoreceptor cells of the retina have mainly rods. 1. What can you infer from this?2. Write down the function of rods and cons.

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