3 Water and Life 2

3 Water and Life 2 - for life processes. : 1. retains heat,...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Water and Life The most abundant substance in living systems % 70 Plants ~ 80% New born baby ~ 77% Grown man ~ 65% Grown woman ~ 58% The elderly ~ 50%
Background image of page 2
A loss of just 5 percent of the body's total water will cause the mouth to go dry, the surface of the skin to shrink, and may even cause hallucinations A loss of more than 12 - 15 percent total body fluid would be fatal. The longest anyone has ever survived without water is _____ 15 percent of human water loss is through respiration 20 percent is lost through perspiration 65 percent is lost by excretion Average person has about 50 quarts of body water Water Loss 12 days
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Water and Life Water is an ideal medium
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 6
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: for life processes. : 1. retains heat, moderates temperature 2. excellent solvent: transports nutrients, life compounds 4. Participates in biochemical reactions Water and Lifes Beginnings Water, Carbon, and Life Living organisms consist of assemblages of similar complex carbon compounds (organic) and require water to develop. To grow and develop, organisms must assemble complex carbon compounds from external sources of carbon. Assembling complex carbon compounds requires energy and reaction with water. Metabolism and reproduction are controlled by proteins. Protein synthesis requires reaction with water....
View Full Document

This note was uploaded on 02/10/2011 for the course SWS 2007 taught by Professor bonczek during the Fall '09 term at University of Florida.

Page1 / 6

3 Water and Life 2 - for life processes. : 1. retains heat,...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online