Curated OER
$$$eaweed
Students compare and evaluate the world's different seaweeds. In this investigative lesson students study seaweed and the harvesting of it. They then interpret the data collected and graph the seaweed production.
Curated OER
Cloning And b-Galactosidase
Students investigate cloning using E coli cultures. Through laboratory exercise, they determine if E coli cells contain b - galactosidase.
Success Link
Success Link: Microorganisms
Lesson plans to examine bactieria and how they grow. The main lesson page indicates that there are seven training labs, but there are only two operating links. Those two are worth exploring.
Middle School Science
Middle School Science: Where Can We Find Bacteria?
In this experimental site, you will find out where bacteria hang out and determine what kind of environmental conditions influence bacterial growth. Directions are clear and complete.
New Advent
Catholic Encyclopedia: Abraham, in Liturgy
This site explains how the Christian relationship to the Jewish patriarch Abraham is celebrated in the liturgical rites of the Catholic Church. Please note that ?The Catholic Encyclopedia? is a historic reference source and should be...
New Advent
Catholic Encyclopedia: The Bosom of Abraham
This site gives a theological explanation for the Scriptural references to this term, "The Bosom of Abraham." This phrase was used by Jesus in telling parables about the judgment. Please note that ?The Catholic Encyclopedia? is a...
New Advent
Catholic Encyclopedia: Sara
This site gives biographical information and Biblical references to Sara, the wife of Abraham. Please note that ?The Catholic Encyclopedia? is a historic reference source and should be viewed in the context of resource material dated...
New Advent
Catholic Encyclopedia: Isaac
This site gives the story of Isaac, the son of Abraham and Sara. It tells the Biblical account of God's gift of a son to Abraham and Sara, the desired sacrifice, and the final outcome. Please note that ?The Catholic Encyclopedia? is a...
Smithsonian Institution
National Museum of Natural History: Economic Uses of Algae
Today, various species of marine algae provide not only food but also extracts used in numerous pharmaceutical, cosmetic, and industrial applications.