P Proteins (Phloem Proteins) are a category of proteins found in the sap of the sieve tubes of the phloem of Angiospermic plants. P-proteins were also as called ‘slime bodies’ of ‘slime’ in the old literature. P proteins are usually found in the phloem of dicot plants. P Protein Characteristics […]
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easybiologyclass tutorials in biochemistry
MCQ on Water, pH and Buffer Systems (Part-3)
(1). What is the molecular weight of water? a. 10 g/mol b. 15 g/mol c. 18 g/mol d. 20 g/mol (2). What is the H+ ion concentration in pure water? a. 1 X 10-7 m […]
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MCQ on Water (Part-2)
(1). Bond length between H and O atoms in water is: a. 0.00965 nm b. 0.0965 nm c. 0.965 nm d. 9.650 nm (2). The van der Waals radius of Oxygen atom in water molecule is a. 1.2 Å b. 1.4 Å c. 1.6 Å d. 1.8 Å Learn more: […]
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MCQ on Water, pH and Buffer Systems (Part-1)
MCQ on Water (1). Water is liquid at room temperature, the most important reason for this is the: a. High boiling point of water b. High melting point of water c. High heat of vaporization of water d. Cohesive forces due to hydrogen bonds in water Learn more: MCQ on […]
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MCQ on Membrane Lipids
Biochemistry MCQ-11: Membrane lipids are a type of lipid that are important components of cell membranes. The main types of membrane lipids are phospholipids, galactolipids, sphingolipids and cholesterol. The composition of membrane lipids can vary between different types of cells, and can be influenced by factors such as diet and […]
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