BiologyWise
Biology Wise: The Smooth Endoplasmic Reticulum and Its Functions
The endoplasmic reticulum is found in eukaryotic cells. The characteristics and functions of the smooth endoplasmic reticulum are described and it is then compared with the rough endoplasmic reticulum.
Khan Academy
Khan Academy: Biology: Structure of a Cell:prokaryotic Cells
Review over characteristcs of cella specifically prokaryotic cells in this article.
CK-12 Foundation
Ck 12: Life Science: Plant Cell Structures
[Free Registration/Login may be required to access all resource tools.] Even though plants and animals are both eukaryotes, plant cells differ in some ways from animal cells. Plant cells have a large central vacuole, are surrounded by a...
BiologyWise
Biology Wise: Prokaryotic vs. Eukaryotic Dna Replication Comparison
Detailed descriptions of what DNA replication looks like in eukaryotic and prokaryotic cells and how they are similar and different.
CK-12 Foundation
Ck 12: Biology: Prokaryote Structure
[Free Registration/Login may be required to access all resource tools.] Covers the common shapes and features of prokaryotic cells.
CK-12 Foundation
Ck 12: Biology: Protist Evolution
[Free Registration/Login may be required to access all resource tools.] Discusses how protists evolved from prokaryotic cells.
CK-12 Foundation
Ck 12: Cell Division in Prokaryotes and Eukaryotes
[Free Registration/Login may be required to access all resource tools.] No matter what the cell, all cells come from preexisting cells through the process of cell division. This module provides an overview of cell division in prokaryotes...
CK-12 Foundation
Ck 12: Episd: Evolution of Eukaryotes
[Free Registration/Login may be required to access all resource tools.] Take a close look at the endosymbiotic theory scientists have developed to explain the evolution of eukaryotes. Understand that chloroplast and mitochondria used to...
Soft Schools
Soft Schools: Comparing Plant and Animal Cells Quiz
Take an interactive quiz over plant and animal cells. After completing the quiz, check your score, and then revisit any incorrect question for further review.
Open Curriculum
Open Curriculum: Chromosomes and the Cell Cycle
This article illustrates the properties of cell division in prokaryotes and eukaryotes.
Estrella Mountain Community College
Online Biology Book: Biological Diversity: Protists: Stem Eukaryotes
Through full-color images and descriptive information, learn about the evolution of the eukaryotic organisms which eventually led to the presence of protists.
BiologyWise
Biology Wise: Rough Endoplasmic Reticulum
The endoplasmic reticulum is found in eukaryotic cells and has three layers. Proteins are synthesized in the rough endoplasmic reticulum and its structure and functions are described here.
CK-12 Foundation
Ck 12: Life Science: Organelles
[Free Registration/Login may be required to access all resource tools.] All organelles are found in eukaryotic cells, while most are not found in prokaryotic cells. Learn more about organelles in this learning module produced by CK-12.
CK-12 Foundation
Ck 12: Biology: Viruses
[Free Registration/Login may be required to access all resource tools.] Introduction to the properties of viruses.
BiologyWise
Biology Wise: A Brief Comparison of Plant Cell vs. Animal Cell
Presents labeled illustrations of a plant cell and an animal cell which demonstrate the parts that are common and different. This is followed by a discussion of their similarities and then of their differences.
American Institute of Biological Sciences
Action Bioscience: Malaria, Algae, Amoeba and You: Eukaryotic Relationships
Researchers are considering more recent findings of eukaryotes and their phylogeny. Investigate the insights to understand that there may be more progress found in determining the relationships to other eukaryotes.
BiologyWise
Biology Wise: Centriole Functions
Describes the structure and functions of centrioles within a cell.
BiologyWise
Biology Wise: Endoplasmic Reticulum Analogy
The endoplasmic reticulum is compared to a manufacturing plant with an assembly line to help students understand the functions of this important cell organelle.
BiologyWise
Biology Wise: Rough Endoplasmic Reticulum and Cell Metabolism
The characteristics of the rough endoplasmic reticulum are described and its role in protein synthesis, including creating proteins, folding them, transporting them, and checking them for quality.
Khan Academy
Khan Academy: Plasma Membrane and Cytoplasm
Article takes an in-depth look at the structure and function of the plasma membrane and cytoplasm of cells, the phospholipid bilayer, and microvilli.
University of California
Ucmp: Introduction to the Eukaryota
The huge diversity of the Eukaryota is described, including what has been preserved in fossils. The section, "More on Morphology", explains the biology of eukaryote cells in detail.
CK-12 Foundation
Ck 12: Life Science: Cell Nucleus
[Free Registration/Login may be required to access all resource tools.] The nucleus is only found in eukaryotic cells. It contains most of the genetic material of the cell. It is surrounded by a double membrane, or nuclear envelope, that...
Khan Academy
Khan Academy: Overview: Eukaryotic Gene Regulation
Get the big picture of eukaryotic gene regulation, and learn how different genes are expressed in different cell types.
BiologyWise
Biology Wise: Information About Animal Cells
Explains the differences between eukaryotic and prokaryotic cells and presents a diverse set of facts about animal cells.