Do echinoderms encompass an excretory system
Do echinoderms encompass an excretory system? How excretion done in these animals?
Expert
Echinoderms don’t encompass excretory system. Their excretions are eradicated through diffusion.
Design a circuit to deliver an output voltage of 0-20 V for a(DC) input voltage of 1-2 V, with a constant output of 20V for input voltages higher than 2V.
Write some of the preventive measures of typhoid?
How does phosphocreatine act in the muscle contraction and relaxation?
Explain, how has importance of brain is evolved from the fishes to the reptiles?
1) Communication is unavoidable: communication is always an existing and unavoidable phenomenon. Not to talk of facial expressions. Positive gestures and other behavioral ways, even silence also conveys a lot about the persons attitude. 2) &nb
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Local Area Network (LAN): It supplies networking capability to a group of computers in close immediacy to each other like in an office building, a school, or a home. The LAN is helpful for sharing resources such as printers, files, games or other appl
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