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Define reagent required and methodology for Barfoed Test?
Reagents
- Solutions of glucose, fructose, galactose, lactose, maltose, sucrose and starch
- Barfoed's reagent (copper acetate in glacial acetic acid)
Methodology
Take 5 ml of glucose solution and add 6-10 drops of Barfoed's reagent. Boil for about 1 minute. Observe carefully. Repeat this test taking other carbohydrates.
what are the general characteristicss of porifera
The test for limestone You can check the rock samples to see if any are limestone by dropping lemon juice, vinegar or some other dilute acid on them. If any are limestone they
Nerve Cell - The Basic Unit The basic unit of the nervous system is the nerve cell or neuron. A neuron is to the nervous system what a brick is to the building. It has a cell
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Give three examples of human disorders which are caused by the action of a single pair of alleles. In every case say whether the harmful allele is dominant or recessive to the non-
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Double fertilization It carries two sperm cells to the female. A characteristic of angiosperms in which the pollen tube gametophyte in the ovule. The one sperm cell fuses with the
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