Which of the following statements is true?

only some organs contain cells.

all cells contain at least one tissue.

organs are made up of cells and tissues.

tissues are made up of organs and cells.

What problem would a person have if the nucleic acid in one of his or her cells were damaged?

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!