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MAJOR EVENTS DURING GASTRULATION -
1. There is rearrangement of cells due to morphogenetic movement of the cells of blastoderm.
2. The three primary germ layer get differentiated.
3. The cleavage rate is slowed down.
4. Growth if any, is insignificant.
5. Oxidation becomes, intensified so oxygen consumption increased and the nature of metabolism changes.
6. Nuclei become physiologically active and control activities of embryonic cells. The influence of paternal chromo- somes on the embryo becomes evident.
7. Synthesis of new kinds of proteins begins.
State the terms complete alimentary tract, complete digestive tract and complete gut? A digestive tract which has an anal and oral opening. This adaptation allowed for a linear
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Teratology: It is the study of abnormal embryos. In other words teratology is the study of abnormalities of physiological development. It is often use as the study of birth defect
sanguivarous mode of feeding in annelida
Q. Etiological factor of gastritis? Some most frequently associated risk factors for gastritis include: • Faulty dietary habits like overeating and taking highly seasoned fo
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