Microbiology MCQ – 02 1. Glucans, Mannans and Chitin are found to be present in the cell wall of ______ a. Plants b. Eubacteria c. Fungi d. Actinomycetes 2. _____ is a synthetic Antimicrobial drug against Mycobacterium tuberculosis. a. Penicillin b. Tetracycline c. Erythromycin d. Isoniazid 3. Who isolated Streptococcus pneumonia for the first time? […]
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Introduction to Microbiology MCQ
Microbiology MCQ-01 1. The process in which all living cells, spores and viruses are completely destroyed from an object is called _____. a. Disinfection b. Pasteurization c. Sterilization d. Antisepsis 2. UHT sterilization involves high temperature exposure of objects for _____. a. 1 – 3 seconds b. 1 – 3 minutes c. 1 – 3 […]
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Phloem Protein: Structure, Classifications and Functions
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 of P Protein Ø P […]
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Phloem: Structure, Components and Classification
Phloem is a complex tissue system in plants. It is the food conducting tissue of vascular plants. Together with xylem, they form the vascular tissue system. The phloem composed of several types of cells among which some are living cells and some are dead. The term ‘phloem’ was introduced Nageli (1853) from a Greek word […]
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Tyloses: Definition, Structure and Functions
What are Tyloses? Tyloses (singular – tylosis) are the balloon like outgrowth of parenchymatous cells to the lumen of tracheids or vessels of the secondary xylem. The axial and ray parenchyma of the xylem develops protrusion and these protrusions enter or invade into the lumen of tracheids or vessels through pits. This invasion of parenchyma […]
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