How does a ribosome know how to make protein?
a) the necessary enzymes travel along the plasma membrane and are decoded in the ribosomes
b) the instructions come through a transmembrane protein and travel to the ribosomes
c) the rna brings a message from outside the cell to produce protein based dna
d) the nucleus contains the instructions and passes those instructions to the ribososmes

This organism is not capable of performing photosynthesis. (horseshoe crab) true false

The endoplasmic reticulum (er) is an organelle in some cells. in these cells, it is continuous with the nuclear membrane and forms a large part of the cell\'s total membrane. sort the phrases below as describing rough er, smooth er, both, or neither. note: if you answer any part of this question incorrectly, a single red x will appear indicating that one or more of the phrases are sorted incorrectly.1) found in prokaryites and uekaryotys2) involved in protein synthesis3) involve in lipid synthesis4) contains molecular chaperones in lumen5) bound with ribosomes6) involved in toxin or drug metabolism7) large systemot internnected tubules,vesicles, and sacs8) "packages" enzymes in vesicles for secretion.

What advantages does a pedigree have over a written passage?