Surface Area: Volume

Question 1

What dose a larger surface to volume ratio facilitate

Answer 1

The movement of substances

Question 2

Give 2 ways cells specialise in increasing surface to volume ratio

Answer 2

A reduction in the size of the cell becuse then the ratio is larger

Exstentions to the cell membrane such as microvilli and root hairs

Question 3

What do smaller animals have as a impact of a larger surface area to volume ratio

Answer 3

Smaller animals expsrence faster heat loss

So to compensate they nerd to carry out respration at an increased rate