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Stems transport liquids
(a) Cut about 2 cm from the end of stems of celery and place them in cold water for about an hour to freshen. Next place the stems in dishes having red ink and let them stand for various hours. Observe the Stalks carefully. Cut them up into various Short lengths and observe where the ink has moved upward in the stem. Try to pull some of the tubes out of the celery stems.
(b) Cut about 2 cm from the end of the flower stalks of white carnations. The cutting Should be done with a sharp knife and under water. Place the stems with flowers in glasses having different shades of food colouring or coloured ink. Observe after various hours.
what does the future look like with trash in the ocean?
Serogroups Five major serogroups of N. meningitidis, A, B, C, Y and W-135, cause most human infection. Serogroup A is the leading cause of disease in the "meningitis belt" acr
Explain process to Control of Breathing? The rate of breathing is controlled by the medulla, the segment of brain stem just above the spinal cord. If the brain stem is cut just
what is the organ of respiration in snaks
Excretory organ of agama lizard
Q. Why is the cerebellum more developed in mammals that fly or jump? The cerebellum is the main brain structure that coordinates the movement and the equilibrium of the body. F
Transfer RNA molecules are notable for having generally nucleotides shown in the figure such as 1-methylguanosine (m1G), pseudouridine (Ψ), dihydrouridine (D), inosine (I) and
Molybdenum (Mo) Mo is absorbed as molybdate (MOO 2- 4 ) ion by plants. Its uptake can be competitively reduced by SO 2- 4 . The requirement of plants for Mo is very low. Mo
The water expulsion vesicle (also known as a contractile vesicle) is an important osmoregulatory organelle in freshwater protists, which are hyperosmotic to surrounding water. Wate
Define Clinical Significance and Risk Factors for Drug-Nutrient interactions? We are already aware of the fact that poor nutritional status can impair drug metabolism and the d
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