The role of the First Lady of the United States has changed over the years. These women have shaped the White House as well as the nation.

It describes the role of biological agents for controlling pests. It describes genetically modified organisms (using Bt microbe) and their uses as biocontrol agents.

What is the difference between a population, community and ecosystem and species? What defines different populations of the same species? What factors lead to separate populations? In this program explains that members of the same...

👉Learn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...

Here's an exciting way to learn important facts and get ready for a life science test! In this episode we'll be looking at genetic adaptation.

Individual fitness exercises - Bench bunny hopping

By the end of this learning object, the student will be able to: Define the trigonometrical ratio for different angles. Use the trigonometric Ratios.

In this video, you’ll learn about German labor laws. Discover more about the rights of employees, the role of trade unions, and the expectations of employers in Germany—important information for anyone living in the country or doing...

23andMe has built its business on collecting data from millions of at-home testing kits. As the company moves to develop therapeutic drugs, CEO Anne Wojcicki outlines the next health innovations that could be powered by genetic data.

In this lesson, you’re going to learn how to talk about money in English. Let us know your thoughts on money and happiness in the comments! You’ll learn useful English words and phrases to talk about money topics that are common like...