CK-12 Foundation
Ck 12: Life Science: Mitosis and Cytokinesis
[Free Registration/Login may be required to access all resource tools.] During mitosis, the DNA in a nucleus must replicate. The copied DNA is divided into two genetically identical sets, so that after cytokinesis or cell division, each...
Wikimedia
Wikipedia: Cytoplasm
Wikipedia offers brief but accurate information on cytoplasm, the matter contained within the plasma membrane of a cell.
American Museum of Natural History
American Museum of Natural History: O Logy: What Makes You You? What Makes Me Me?
Simple animation explains the function of chromosomes, genes, and DNA by letting you zoom into a cell nucleus for a closer look.
Cosmo Learning
Cosmo Learning: Video: Mitosis in Real Time
Can you identify the steps of mitosis in this video? The video shows the process of the nucleus of a eukaryotic cell dividing in real time. [0:19]
Sophia Learning
Sophia: Dna: Lesson 2
Explains how DNA contains genetic material and how it is housed in chromosomes. This lesson is 2 of 5 in the series titled "DNA."
Sophia Learning
Sophia: Dna: Lesson 1
Explains how DNA contains genetic material and how it is housed in chromosomes. This lesson is 1 of 5 in the series titled "DNA."
Sophia Learning
Sophia: Dna: Lesson 4
Explains how DNA contains genetic material and how it is housed in chromosomes. This lesson is 4 of 5 in the series titled "DNA."
University of Washington
University of Washington: Modeling the Nervous System: Making a Neuron
Use this site for lots of different ideas on how to make a model of a neuron.
Other
Electronic Scholarly Publishing: Foundations of Classical Genetics
This collection of publications about genetics includes a unique approach to illustrate a genetics timeline. Important genetic events are correlated with other historical events. The book format allows you to scroll through history.
CK-12 Foundation
Ck 12: Life Science: Protist Characteristics
[Free Registration/Login may be required to access all resource tools.] Protists are eukaryotes, which means their cells have a nucleus and other membrane-bound organelles. Most protists are single-celled. Other than these features, they...
CK-12 Foundation
Ck 12: Life Science: Domains of Life
[Free Registration/Login may be required to access all resource tools.] Humans are in the same domain as trees and algae. What could they possibly have in common? It is the location of their DNA inside their cells. Their cells all have a...
Cold Spring Harbor Laboratory
Dolan Dna Learning Center: Dna Molecule: How Dna Is Packaged Basic
See how our DNA is tightly packed up so that six feet of this long molecule fits into the microscopic nucleus of every cell. [1:30]
Biology 4 kids
Biology4 Kids: Chromosomes Pull Up Those Genes
Read about how the genetic information in a cell is organized in the nucleus.
BBC
Bbc: Gcse Bitesize: Radiation Treatment
X-rays, gamma rays and beta particles are all used in medicine to treat internal organs. X-rays are produced by firing electrons at a metal target and gamma rays are emitted by the nucleus of radioactive atoms. Gamma rays are used to...
Zero Bio
Zero Bio: Cellular Respiration Game
Make sure you know your facts before playing this game! Concepts of cellular respiration are the focal point of the questions. Get them correct and hit the target, or get them wrong and your arrow will flop.