Hair forms a protective barrier
It works as a filter for particles in the air.
Root hairs are mainly responsible for absorbing water and nutrients from the soil.
allows the exit of hairs through the epidermal surface
They are sometimes called nose hairs. Their function is to filter small particles like dust and pollen from going deeper into the airway.
The function of inner ear hairs in the human auditory system is to detect sound vibrations and convert them into electrical signals that can be sent to the brain for processing and interpretation. These hairs help to amplify and transmit sound signals, allowing us to hear and perceive sounds.
Depends on each animal. On humans it seems they have no function except the head hair which has a protective function against heat and cold on the head.
Root hairs are thin, elongated outgrowths of epidermal cells on plant roots. They increase the surface area for absorption of water and nutrients from the soil. Their thin shape and large surface area-to-volume ratio enhance the root's ability to absorb water and minerals efficiently.
they do nothing. They are there because you have hair all over your body.
Chloroplasts need sunlight for function. Root hairs do not get sun light
The skin dose not, but hairs raises, arteries shrink and you shiver in cold. But in hot the opposite happens hairs not raise, arteries expand and you sweat.< p>
The hairs in your ears help to trap dust and debris, preventing them from entering the ear canal and causing damage. They also play a role in amplifying and transmitting sound waves to the inner ear, which is essential for proper hearing. Overall, these hairs contribute to maintaining the health and function of your ears by protecting them and aiding in the process of hearing.
Hair is a layer of protection on your body. For instance, your nose hairs prevent foreign objects from entering your body.