Plant tissues constituting the structure of leaf
Specify the plant tissues which constitute the functional structures of the leaf veins?
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Leaf veins are formed of the vascular tissues. They are constituted by xylem and phloem which respectively carry out the water and the mineral nutrients (xylem) and sugar (phloem).
What are differentiations of cell membrane?
What are the benefits of closed circulatory system over open circulatory system?
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Cataract: This is a disease of eyes. The lens of the eye will be milky in appearance and the vision gets dimmer and dimmer. The treatment is the elimination of opaque lens by operation.
Why the cerebellum is more developed within the mammals which jumps or fly?
What are the main endocrine functions of the placenta?
What is the name of food bolus which passes through the stomach to duodenum ?
Name the chorioallantois membrane present in embryonic development of reptiles and birds? Also explain the way this membrane participates in energetic metabolism of the embryo?
Line and staff authority According to the authority approach which is more relevant in analyzing the problem of line and staff relationships, line and staff are two
The third factor of determining personality foundation is physical characteristics and rate of maturation. A person's physical features have some influence on his personality. Because he will affect influence on others and, in turn, will affect his self-concept. The rate of maturation also affect
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