Chapter 5.3, Problem 2R

Summary Introduction

To review:

The movement of the molecules and the number of membranes that are crossed by them while moving from:

a) the stroma of the chloroplast to the matrix of the mitochondria,

b) the interior of the lysosome to the outside of the cell,

c) one ribosome to another one.

Introduction:

The cell is divided into two categories, which are the prokaryotes and the eukaryotes. Prokaryotes are simple cells, unlike the eukaryotes that are complex. The eukaryotes have membrane-enclosed organelles that separate the reactions and components of the organelles from the cytoplasm.