Answer:
it's D. I believe anyways is it if you can pick two pick A,D, or D and C who knows at this point
sorry I'm not much help but I hope it did something
Desmosomes
Desmosomes are cell junction that acts as anchors and distributes tension through a cellular sheet and reduces the chance of tearing when it is subjected to great mechanical stress.
Desmosomes are cell structure by which two adjacent cells are joined. Desmosomes are specialized for cell to cell contact and strong adhesion. The inactiveness of desmosomes can lead to diseases of the skin and heart. Desmosomes are found in tissue that undergo high mechanical stress, such as bladder tissue, epithelial, and cardiac muscle tissue.
A dog and a tick would have a parasitic relationship. Seeing as how, if anything, the tick is harming the dog and the dog isn't getting anything in return, but the tick is getting both a food supply and a host, their relationship would be classified as parasitic.
C.) Each of the organs is made from individual cells.
All of the organs have different functions.... very different.
Humans can survive without some of our organs, such as a kidney, gall bladder, etc.
And only a certain number of organs can make up the respiratory system.