Read this article in Hindi to learn about the various factors affecting the conditions of growth in an individual. 1. आनुवांशिकता (Heredity): शिशु की अभिवृद्धि में सबसे मुख्य कारक या दशा उसकी आनुवांशिकता है । इससे ही यह निर्धारित होता है, कि वृद्धि को प्राप्त होने पर कोई निषिक्त कोष मानव प्राणी बनेगा या पशु, पशुओं में कौन-सा पशु बनेगा, [...]
Growth of cell wall involves the growth in surface area as well as growth in thickness. Normally, the entire cell wall grows. Localized growth occurs in fibres, root hairs, tracheids and pollen tubes. A new primary wall grows in surface area. The wall expands due to the turgor pressure exerted on the walls by the protoplast. Turgor pressure is developed [...]
The following points highlight the four main phases of growth in bacteria. The phases are: 1. Lag Phase 2. Log or Exponential Growth Phase 3. Stationary Phase 4. Death or Decline Phase. 1. Lag Phase: Lag phase represents a period of active growth during which bacteria prepare for reproduction, synthesizing DNA, various inducible enzymes, and other macromolecules needed for cell [...]