Surface area to volume ratio

0.0(0)
Studied by 0 people
call kaiCall Kai
Locked
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
GameKnowt Play
Card Sorting

1/3

flashcard set

Earn XP

Description and Tags

https://www.youtube.com/watch?v=6oM-j-2zN6w

Last updated 3:56 PM on 7/15/26
Name
Mastery
Learn
Test
Matching
Spaced
Call with Kai
Chat

No analytics yet

Send a link to your students to track their progress

4 Terms

1
New cards

What do single celled organisms have

A large SA:V ratio

2
New cards

The need for transport system

As organisms get bigger, the disrances between cells get greater, therefore organisms need a specialised transport system to move substances around body

3
New cards

Adaptations to maximise effectiveness of exchange surfaces

Thin - short distance to diffuse

Large surface area- lots of substance can diffuse at once

Good blood supply - maintains concentration gradient

Moist- gases/ soluble substances dissolve.

4
New cards

What does blood contain

Contains plasma, there are rbc, wbc platelets, hormones, waste products and ddissolved nutrients in them

<p>Contains plasma, there are rbc, wbc platelets, hormones, waste products and ddissolved nutrients in them</p>