BiologyNov14th2006 - packaged in vesicles by the ER and...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Dustin Lee 11/14/2006 Biology Block C 1. Substances made in the nucleus move into the cell’s cytoplasm through tiny holes in the nuclear envelope. These substances include molecules that carry out the instructions from the DNA of the nucleus. 2. The ribosomes on the rough ER produce proteins that are inserted right into the ER membrane. Ribosomes bound to the ER also produce proteins that are
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: packaged in vesicles by the ER and later exported by the cell. 3. Many vacuoles store undigested nutrients. One type of vacuole, called a contractile vacuole, is found in some single-celled freshwater organisms. The contractile vacuole pumps out excess water that diffuses into the cell....
View Full Document

Ask a homework question - tutors are online