Dogs Dissertation

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Homework 9.

Chapter 7: Limitations on Progression

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1 Establish " homeostasis" in your own phrases.

2 Which will of the subsequent factors make it simpler for a greater organism to maintain homeostasis? Select all that apply. a resource reserves are bigger

b diffusion proceeds rapidly in gases

c temperatures changes more slowly with better body mass

d technology times are greater in larger organisms

3 Diffusion is

a the flow of particles from one area to a new

b the uptake of nutrients or expulsion of waste materials

c the movement of solutes across a semipermiable membrane

g the random movement of individual contaminants in fumes and liquids e the movement of particles from an area of high concentration to 1 of low concentration 5 Diffusion rates increase with

a raising body size

b reducing distance

c increasing heat

d lessening concentration

elizabeth increasing focus gradient

your five Osmosis is the most suitable defined as

a konzentrationsausgleich of normal water molecules

m learning through exposure with out studying

c diffusion of water substances over lengthy distances

g decreasing focus of drinking water over brief distances

e konzentrationsausgleich of water molecules around a semipermiable membrane six Cell walls are semipermiable because they will

a are inside cell surfaces that prevent movement of water or perhaps solutes m include necessary protein pores that allow passage of particular water-soluble substances c are constructed of phospholipid bilayers that prevent passage coming from all water-soluble chemicals d are constructed with phospholipid bilayers that enable passage of most lipid-soluble substances e incorporate cytoskeleton connection points manipulating the shape and placement of organelles 7. Sufferers with diabetes have very high glucose concentration in the liquid portion of all their blood. Precisely what are the osmotic consequences if glucose attention exceeds cellular solute...

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