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Showing 51 - 75 of 608 results
Click & Learn
Paleoanthropology provides an excellent example of the scientific process at work.
Click & Learn
Learn about the nature of vector-borne diseases, and the life cycle of the dengue vector mosquito.
Click & Learn
Answer interactive questions to explore the logic of the Virochip microarray design, particularly how evolutionary relationships can be used to detect new viruses.
Click & Learn
Explore the biology of the symbiotic relationship between the Hawaiian Bobtail squid and bioluminescent bacteria Vibrio fischeri.
Click & Learn
Understand how quorum sensing works by reasoning through experiments involving genetically-engineered bioluminescent bacteria.
Click & Learn
Learn why verifying a person's gender may be harder than you think.
Click & Learn
How both gene chips and microarray slides are created.
Click & Learn
Small molecules are chemicals that can interact with proteins to affect their functions. Learn about the structure and biological functions of various small molecules like sugar and caffeine.
Click & Learn
Different gaits employed by animals and how the nervous system is able to switch between them.
Click & Learn
Measuring neuronal activity, generating action potentials, and recording the firing of individual neurons.
Click & Learn
A brief discussion of what makes a virus a retrovirus, and how they differ from other types of viruses.
Click & Learn
Problems associated with adherence to antiviral drugs, and a student activity that mimics adherence to a multi-drug regimen.
Click & Learn
An overview and comparison of different regenerative capabilities in many different organisms.
Click & Learn
Learn about the different ways scientists are able to detect when genes are being expressed in various tissues.
Click & Learn
RNA is an information molecule that can also function as an enzyme. Learn about the many different forms that RNA can take.
Click & Learn
This mini-lesson covers the research on telomeres that has happened since the 1995 Holiday Lectures.
Click & Learn
There is no way to directly measure how much fat a living person has. Learn about the various methods used by researchers and fitness advisors to estimate a person’s body fat.
Click & Learn
This slide show delves into the various molecular shapes that fat can take.
Click & Learn
This slide show explores some of the ways the body processes fat, including digestion, transport, conversion, and energy extraction.
Click & Learn
Learn about the structure and function of this fascinating cellular machine.
Click & Learn
DNA microarrays, or gene chips, are an important new technology for genomic research. Learn how researchers use computing to analyze and interpret the huge datasets generated by microarray experiments.
Click & Learn
All living humans originated from populations of ancestors who migrated out of Africa less than 100,000 years ago. Learn how scientists have used genetic markers to trace the migration routes and origins of modern human populations.
Article
Cancer occurs when a single cell acquires the ability to reproduce aggressively and to invade other tissues. Left unchecked, this anarchy destroys the cellular society. It interferes with the body's normal function, destroys organs, and eventually kills the organism.
