Answer: The hair-like bristles <em>sense touch.</em>
Explanation: This is important because it would be difficult for nerves on the body wall to sense touch through the rigid exoskeleton
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Nitrogen.
Plants cannot use atmospheric nitrogen directly. Nitrogen from the air must be converted into the different form so plants can absorb it. Thus plants need nitrogen-fixing bacteria to convert atmospheric nitrogen into ammonium, which is available for plants to absorb it.
Viral infection can be asymptomatic (latent) or can lead to cell death (lytic infection). The life cycle begins with the penetration of the virus into the host cell. Next, the virus is uncoated within the cytoplasm of the cell when the capsid is removed.
After some research, I believe it is a drug that is used for high blood pressure and it's name is Bystolic 21/2mg