Death and its significance, Biology

DEATH -

  1. It is universal.
  2. It is last event in the degenerative process of ageing.
  3. It involves widspread cell break down & cell death.
  4. There is no heart beat, no pulse, pupils are fixed, this is clinical death.
  5. When all the vital organs of body stop functioning, it is biological death.
  6. All the cells of body do not die at the same rate, as cilliated epithelium of respiration tract shows beating of cillia after death for long period.
  7. It is the ultimate termination of function of life.

SIGNIFICANC

1.       It prevents overcrowding of population.

2.       Death increases organic matter on earth.

3.       Some dead structures of plants and animals are highly useful.

Posted Date: 10/8/2012 5:50:30 AM | Location : United States







Related Discussions:- Death and its significance, Assignment Help, Ask Question on Death and its significance, Get Answer, Expert's Help, Death and its significance Discussions

Write discussion on Death and its significance
Your posts are moderated
Related Questions
What are the approaches to the design of retaining walls? The approach to the design of retaining walls can be started as follows: a. Chosse a trial dimension of the wall

Q. What is the incubation period of an infection? The Incubation period is the time interval between the infection by an agent that causes disease and the first signs or sympto

What is the meaning of Cardiovascular System ? The cardiovascular system takes care of the distribution of gases, nutrients, hormones, immune elements, and the removal of waste

FUNCTIONS OF SKELETON - 1.      Support. 2.      To give shape to the body. 3.      Protection of different organs. 4.       Site for muscle attachment. 5.       He

Primitive Nervous System - Nerve Net A nervous system creates its appearance for the first time in the phylogeny among Cnidaria. In this group the nerve cells make an irregula

Explain Cancer and Inhibition of Tumorigenesis? Polyphenols appear to play a preventive role although the molecular mechanisms of action and applicability to human cancer preve

Azoles Systemic azole antifungals currently available in the US contain fluconazole (Diflucan, and others), itraconazole (Sporanox), voriconazole (Vfend) and ketoconazole (Nizo

Q. What is the difference between the concepts of genome and karyotype? Genome is the set of DNA molecules that characterizes each species or each living being. The concept the

Q. What is the difference between sperm and spermatids cells? What is the name of the transformation of spermatids into sperm cells? Sperm cells (the male gametes) are matured

Differance between Descending Thoracic or Abdominal Aneurysm ? Descending Thoracic Aortic and Thoraco-Abdominal Aneurysm :  The approach is through n left postero-lat