HELP FAST PLSSS! The nucleus is surrounded by...

A. a cell wall.
B. a nuclear membrane.
C. chromosomes.

What is the chance of two parents with blood types ab and o producing an offspring with blood type o a.0% b.25% c.75% d.50%

Which class of organic compounds makes up the channels and pumps that move materials from one side of the cell membrane to the other? a.) carbohydrates b.) lipids c.) proteins d.) nucleic acids

What are the result of when individual components in an organism interact with others to create noval stucture and function called