BiologyWise
Biology Wise: Mitochondrial Matrix
Discusses the structure of the matrix inside a mitochondrion and how hundreds of concentrated enzymes are held there. The matrix takes part in mitochondrial functions such as the Krebs cycle, the electron transport chain, ATP synthesis,...
Other
Guam: Phylum Platyhelminthes, or Flatworms
High school level description of the phylum Platyhelminthes, or flatworms, including characteristics, reproduction, and class.
Sophia Learning
Sophia: Ear Anatomy and Hearing
This lesson will give an overview of the anatomy of the human ear.
OpenStax
Open Stax: Protein Synthesis
Most structural components of the cell are made up, at least in part, by proteins and virtually all the functions that a cell carries out are completed with the help of proteins. This site explains protein synthesis, including that of...
OpenStax
Open Stax: Anatomy and Physiology: Types of Tissues
The term tissue is used to describe a group of cells found together in the body. Although there are many types of cells in the human body, they are organized into four broad categories of tissues: epithelial, connective, muscle, and...
Curated OER
York University: Neuron Graphic
York University provides a graphic which depicts the general structure of the neruron.
Texas Instruments
Texas Instruments: Numb3 Rs: Close Encounters
Based off of the hit television show NUMB3RS, this lesson has students explore how "closely connected" a network structure is. Framed in the context of a terrorist cell, students must find which setups would allow organizations to still...
Other
Net Wellness: Skin Care
Contains information about the following: how the skin functions, skin structure, the epidermis, the stratum corneum, the middle epidermis, the basal layer, epidermal cell summary, the dermis, aging and its effects on the skin, natural...
CK-12 Foundation
Ck 12: Biology: Lymphatic System
[Free Registration/Login may be required to access all resource tools.] Covers the role of the lymphatic system in the immune response.
McGraw Hill
Mc Graw Hill: Neurons
Introduction to neuron structure, function, and classification. Provides simple diagrams of neurons conducting an impulse and microscope images of nerve cells.
Curated OER
York University: Neural Signal Transmission
Site with a graphic that shows the transmission of a nerve signal during the action potential phase of communication.