Cells Random Retrieval

Which type of cell activates other immune cells in an immune response?

During phagocytosis, the pathogen is detected by molecule A on the cell surface membrane. What are the molecules labelled A called?

Which of the following is a similarity between diffusion an osmosis?

A worm native to fresh water will die when placed in sea water. Why is this?

In the above diagram of three cells, will water move from :

Which protein needs to be used first in the co-transport of glucose across a membrane. For example in the ileum.

In the above diagram, there are three membrane proteins: A, B and C. Which represents where facilitated diffusion occurs?

True or False: Facilitated diffusion can use ATP

True or false : Facilitated diffusion can use channel proteins or transport proteins, but active transport only uses transport proteins.

True or False: In order to function, carrier proteins have to change shape.

Which type of membrane protein is not involved in facilitated diffusion?

Does a concentration gradient need to be established before facilitated diffusion can take place?

Which part is hydrophilic?

At which time does mitosis take place?

The Christae of the mitochondrion shown in this picture are 2m x 10^-8wide (A). How many 'nm' is this ?

True or False : Prokaryotic ribosomes are the same as eukaryotic ribosomes

Name part C

Name the function of organelle A

What is the function of this organelle?

Which out of the following cell types are eukaryotic?

A = Animal, B=Bacterial, P=Plants, F=Fungi