The following are the characteristics of Cnidaria:
1. The organisms have specialized stinging cells known as cnidocytes.
2. Two types of body plans exist, that is, polyp and medusa.
3. The phenomenon of alternation of generation is observed.
The following are the characteristics of Porifera:
1. The organisms lack symmetry.
2. The adult forms are sessile.
3. The organisms obtain food by filtering water.
Answer:
<h3>A</h3><h3>Tree roots anchor soil in place,preventing runoff. </h3>
Explanation:
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Answer:
Cytoplasm is the semi fluid gel like substance of a cell that is present within the cellular membranes and surrounds the nucleus.
Explanation:
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Answer:
Yes a population can only handle a certain amount of people .
Explanation:
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Hormones - they travel through the blood to other parts of the body. Hope This Helps!