Answer:
Characteristics of Annelida: Plesiomorphies and Other Features
Symmetry and Size. Annelids are all bilaterally symmetrical animals. ...
Coelom. Nearly all annelids have a fluid-filled cavity between the outer body wall and the gut, and this is referred to as a coelom (Figure 1). ...
Body wall. ...
Parapodia. ...
Nervous system. ...
Sense organs. ...
Circulation and respiratory structures. ...
Segmental organs.
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Answer:
By definition, tissues are absent from unicellular organisms. Even among the simplest multicellular species, such as sponges, tissues are lacking or are poorly differentiated. But multicellular animals and plants that are more advanced have specialized tissues that can organize and regulate an organism’s response to its environment.
Answer:
The key factor in determining the habitable zone of a planet is looking for a Earth-like planet that is able to have water on it's surface, and make sure that it can still give or support life.
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Explanation:
so X-linked agammaglobulinemia (XLA) is a rare genetic disorder discovered in 1952 that affects the body's ability to fight infection. As the form of agammaglobulinemia that is X-linked, it is much more common in males.
So in rheumatoid arthritis Typically, stiffness begins in the joints of the hands. It usually comes on slowly, although it can come on suddenly and affect multiple joints over the course of one or two days... I hope this helped you answer your question :)
