Biology 2.1.5 Breaking down membranes

Description

A level Biology (2.1.5 Biological membranes) Quiz on Biology 2.1.5 Breaking down membranes, created by Sam Gunnell on 07/03/2019.
Sam Gunnell
Quiz by Sam Gunnell, updated more than 1 year ago
Sam Gunnell
Created by Sam Gunnell over 5 years ago
0
0

Resource summary

Question 1

Question
The two things that break down membranes are [blank_start]temperature[blank_end] and [blank_start]organic[blank_end] [blank_start]solvents[blank_end]
Answer
  • temperature
  • organic
  • solvents

Question 2

Question
An increase in temperature results in more [blank_start]kinetic[blank_end] [blank_start]energy[blank_end]. An increase in movement results in more [blank_start]fluidity[blank_end] and permeability
Answer
  • kinetic
  • energy
  • fluidity

Question 3

Question
The phospholipids [blank_start]vibrate[blank_end], causing them to get further apart. Once there are bigger gaps in the membrane, larger molecules can pass through
Answer
  • vibrate

Question 4

Question
Very high temperatures completly break down the membrane
Answer
  • True
  • False

Question 5

Question
[blank_start]Ethanol[blank_end] is an organic solvent
Answer
  • Ethanol
  • Glucose
  • Water

Question 6

Question
Ethanol dissolves the [blank_start]lipids[blank_end] in the membrane as it is [blank_start]less[blank_end] polar than water, making the membrane lose its [blank_start]structure[blank_end]
Answer
  • lipids
  • less
  • structure
Show full summary Hide full summary

Similar

Enzymes and Respiration
I Turner
GCSE AQA Biology - Unit 2
James Jolliffe
GCSE Biology AQA
isabellabeaumont
AQA Biology 8.1 structure of DNA
Charlotte Hewson
GCSE Biology B2 (OCR)
Usman Rauf
Cell Transport
Elena Cade
Function and Structure of DNA
Elena Cade
Biological Molecules Definitions
siobhan.quirk
Cells And Cell Techniques - Flashcards (AQA AS-Level Biology)
Henry Kitchen
Cell Structure
megan.radcliffe16
GCSE Biology - Homeostasis and Classification Flashcards
Beth Coiley