What is phobia? How many types does it contain?

Phobias, however, go beyond normal fear and are irrational. The fear could be an animal, object, place or Phobias are irrational fears of a situations, objects or things that interfere with a person’s life. The American Psychiatric Association (APA) identifies three different categories of phobias: social phobias, agoraphobia, and specific phobias. When people talk about having a phobia of a specific object such as snakes, spiders, or needles, they are referring to a specific phobia.

the dna of humans and mice is almost 92% similar. this similarity indicates that . mice have a tail, while humans have a tailbone. the tailbone is a structure in humans.yes it's true.

the correct answer is: b. pantala flavescens, because these organisms would have a high level of genetic variation due to sexual reproduction.  

because involves two organisms (parents) whose genetic material combines, sexual reproduction leads to genetic variation in new generations of offspring. the offspring is an unique organism, with new genome, more protected with the higher ability to adapted. this process is fundamental to evolution.