Answered: Describe two properties of water which…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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Describe two properties of water which makes it essential to life as we know it. You need to name the property and describe how the structure of the water molecule allows for these unique characteristics.

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The two important properties of that is essential to life are;

$1) P O L A R N A T U R E O F W A T E R : W a t e r c o n t a i n 2 H - a t o m s a n d 1 O - a t o m . O b e i n g m o r e e l e c t r o n e g a t i v e, a t t r a c t s t h e s h a r e p a i r o f e l e c t r o n t o w a r d s i t s e l f . D u e t o t h i s O - a t o m b e c o m e s s l i g h t l y n e g a t i v e w h i l e b o t h H - a t o m b e c o m e s s l i g h t l y p o s i t i v e . T h u s, t h e n e g a t i v e a n d p o s i t i v e c e n t r e s i n H_{2} O m o l e c u l e s a r e s e p a r a t e d . T h i s c a u s e s t h e p o l a r n a t u r e o f w a t e r m o l e c u l e . D u e t o t h i s p o l a r n a t u r e o f w a t e r m o l e c u l e i t i s a n e x c e l l e n t s o l v e n t a n d i s a b l e t o d i s s o l v e a v e r y l a r g e a m o u n t o f c o m p o u n d, m i n e r a l, v i t a m i n e s e t c . W h i c h a r e t h e n c a r r i e d i n t o d i f f e r e n t p a r t s o f b o d y i n a n i m a l s, h u m a n s a n d e v e n i n p l a n t s . f u r t h e r m o r e, l i v i n g o r g a n i s m h a v e m o r e t h a n 60 % - 70 % o f w a t e r t h e i r b o d y, w h i c h h e l p s t h e m i n t r a n s p o r t a t i o n o f f o o d t o c e l l i n d i s s o l v e d f o r m i n w a t e r . A l s o b l o o d a n d b o d y f l u i d s h a v e m o r e t h a n 90 % o f w a t e r i n i t, w h i c h m a k e s t h e i r f l o w e a s l y a n d i n c r e a s e s t h e i r c a r r y i n g c a p a b l i t y . A l l t h i s i s b o s s i b l e d u e t o P o l a r n a t u r e o f w a t e r, d u e t o w h i c h i t h a v e v e r y h i g h s o l u b l i t y$

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