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GROWTH AT DIFFERENT LEVELS -
1. Molecular level - It involves synthesis of new molecules and their aggregation into organellae.
2. Cellular level - It includes -
(i) Expansion or hypertrophy - Increases in the size of cell due to addition of protoplasm.
(ii) Cell division (Hyper plasin) - Increase in the number of cells.
(iii) Cell differentiation - formation of tissue and organs.
(iv) Matrix formation - addition of apoplasmatic substance as matrix of connective tissue, inercellular fluid.
3. Individual level - Visible increase in body dimension.
From Molecules to the First Cell The prebiotic conditions on the earth in all probability were volcanic eruptions, lightning and heavy rains. There was no trace of free oxygen
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Kingdom Plantae The kingdom plant are includes multicellular eukaryote organisation with photosynthetic nutrition. Typically cell has cellulose wall, sap vacuole, plastids and .
Q. What is an etiological agent of disease? The etiological agent of disease is the agent that causes the disease. It may perhaps a living being, substance or environmental fac
Biological Significance of Incompatibility Both interspecific and intraspecific incompatibility determines the degree of inbreeding and out breeding of plants. Self-incompati
Define the Principles of Periapical Surgery (PAS) 1. Avoid horizontal, sever angled vertical incision Because the collagen fibers of the mucoperiosteum are parallel to the to
What is tubal pregnancy? Many times fecundation takes place in the Fallopian tubes. Usually the newly formed zygote is taken to the uterus where nidation and the embryonic deve
pisces kingdom
Illustrate the Applications of Gellan gum Gellan is a highly versatile food ingredient and has numerous applications in foods. The combination of gelatin with gellan, by compar
Specific Organization The body of all living things, no matter how different in size or appearance, is composed of cells. Viruses are of course an exception. The study of cell
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