Sponges are aquatic animals that spend their entire lives affixed to a single point on the ocean or sea floor. At one point in history, they were considered plants because of their shape and sedentary lives. However, further research revealed that they are one of the simplest forms of animal...
Why are jellyfish classified as animals despite the fact that they are brainless and lack a central nervous system?Taxonomy:All living organisms are divided into 3 domains; archaea, bacteria, and eukarya. Domain Eukarya is divided further into 5 kingd...
According to their report, 24% of the 219 clinics reported at least one incident of severe violence OR threat of severe violence as defined below. They classified as severe violence: “blocking clinic access (also known as blockades), invasions, bombings, arson, chemical attacks, stalking, phys...
A fear this intense and persistent could be classified as a phobia by the Diagnostic and Statistical Manual of Mental Disorders, 5th Edition. For people with telephobia, the prospect of talking on the phone almost always provokes immediate fear or anxiety: They might feel too much discomfort to...
They classified as severe violence: “blocking clinic access (also known as blockades), invasions, bombings, arson, chemical attacks, stalking, physical violence, gunfire, bomb threats, death threats, arson threats, as well as other incidences of severe violence.” The most common form of ...
Why are sharks classified as members of the class Chondrichthyes? Why do sponges go through bioerosion? Why are Archaea classified in their own domain? Why are amoebas eukaryotic? Why are amoebas heterotrophic? Why did members of the phylum Platyhelminthes lose the coelom?
Describe any three ways in which sponges reproduce as per marine biology. What are coral reefs and kelp beds, and why are they ecologically important? What makes an animal an animal? What are the general characteristics shared by all animals?
Why are sponges basal animals? Why do earthworms lack an exoskeleton? Why are mosses pioneer species? How did the arthropod exoskeleton help them dominate the ocean? Why are tunicates classified in the phylum Chordata? Why can't amphibians live in saltwater?
Why are leeches classified in the phylum Annelida? What makes reptiles part of the phylum Chordata? How are members of the phylum Mollusca classified as animals? What are the characteristics of the phylum Chordata? Why are king crabs included in the phylum Arthropoda? Why do sponges belong ...
Why is an amoeba classified as an animal?Are amoebas animals?:Living organisms fall into one or other of two groups or domains: Prokaryotes or Eukaryotes. Prokaryotes include the bacteria and archaea, while the Domain Eukaryota includes four kingdoms: plants, animals, fungi and the Protista. ...