Morphological features of echinoderms
Write down basic morphological features of echinoderms?
Expert
Echinoderms, as the name points to (derma = skin, echino = spiny), are creatures with the spines originated from the endoskeleton. Their endoskeleton is made of calcareous plaques that besides spines contain pedicellaria, small pincers used to clean the body and to help the capturing of prey. They also present a hydrovascular system known as the ambulacral system. Adult echinoderms have pentaradial symmetry; the radial symmetry in these animals is secondary, present only in adults.
Explain the working of the contraceptive diaphragm? Specify the limitations of this contraceptive method?
What are the phases into which photosynthesis is classified? Answer: Photosynthesis is classified into photochemical phase, or light reactions, and the chemical phas
Write down the brain region which is responsible for regulation of breathing and blood pressure?
Describe tubular secretion? What are various illustrations of substances secreted via the renal tubules?
State relation between fecundation and end of the meiotic process during the oogenesis?
Describe the term infructescences, pseudofruits and parthenocarpic fruits?
Give a brief explanation of myeloma protein.
Systems Implementation: It is the practice of making or modifying a system to build a new business process or substitute an existing business procedure. The technology integration is the practice of integrating multiple system actions to interact and
State the organ in which most of the clotting factors are produced? Also specify the role of vitamin K within the blood coagulation?
Porter’s five forces:Supplier power: Our suppliers are many. Because all the provisions required for preparing the food to be packed in lunch boxes are household provisions, they are available in plenty in a
18,76,764
1924843 Asked
3,689
Active Tutors
1428623
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!