Answer: Anxiety disorder
Explanation:Anxiety disorders are a group of mental disorders characterized by significant feelings of anxiety and fear.Anxiety is a worry about future events, and fear is a reaction to current events.These feelings may cause physical symptoms, such as a fast heart rate and shakiness
Answer:
In Branchiostoma, it is used mainly for feeding. The pharynx consists of numerous pharyngeal bars, with pharyngeal slits between them. The animal sucks in water through its mouth and forces it out through the pharyngeal slits, capturing small food particles from the water
Environment, predators, and natural selection.
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The correct answer for the given statement above would be option B. A pine tree is a gymnosperm. A gymnosperm is a kind of plant that has its seeds enclosed by a fruit or ovary. This kind of plant does not have bright flowers or seeds that are protected in a fruit.