15680979
Descrição
Quiz por Rebekah Barger, atualizado more than 1 year ago
|
Criado por Rebekah Barger
mais de 5 anos atrás
|
|
Questão 1
Questão
When molecules diffuse across a cell membrane, the direction of movement is into the cell or out of the cell is determined by what?
Responda
-
concentration
-
proteins
-
channels
-
carriers
Questão 2
Questão
What types of molecules are lipids completely impermeable to?
Responda
-
large polar molecules
-
ions
-
large nonpolar molecules
-
small polar molecules
-
all polar molecules
-
all nonpolar molecules
-
small nonpolar molecules
Questão 3
Questão
How do molecules in the previous question diffuse across the membrane?
Responda
-
active transport
-
facilitated diffusion
-
osmosis
-
simple diffusion
Questão 4
Questão
What are two ways that active transport is different than facilitated diffusion?
Responda
-
Active transport requires energy
-
Facilitated diffusion requires energy
-
Active transport moves against the concentration gradient. It moves from low concentration to high concentration
-
Active transport moves against the concentration gradient. It moves from high concentration to low concentration
Questão 5
Questão
What are the three types of proteins in active transport
Responda
-
channel proteins
-
uniporters
-
symporters
-
antiporters
-
transporters
Questão 6
Questão
The movement of water across a cell membrane is referred to as which of the following?
Responda
-
active transport
-
osmosis
-
simple diffusion
-
facilitated diffusion
Questão 7
Questão
What are capillaries?
Responda
-
blood vessels
-
arteries
-
veins
-
barriers
Questão 8
Questão
Substances exit a capillary by slipping between the cells through pores or [blank_start]intercellular clefts[blank_end].
Responda
-
intercellular clefts
-
intercellular holes
-
extracellular matrix
Quer criar seus próprios Quizzes gratuitos com a GoConqr? Saiba mais.