MS-LS3-1
Develop and use a model to describe why structural changes to genes (mutations) located on chromosomes may affect proteins and may result in harmful, beneficial, or neutral effects to the structure and function of the organism.
- Health & Medicine
Simple test for cancer and heart disease
Disease diagnosis often requires expensive equipment and tests to probe deep inside the body. But a new test relies on a fast, cheap and easy technique. And its answers appear on a strip of paper — just as they do on a pregnancy test.
- Brain
Why boys face higher autism risk
Boys develop autism at four times the rate seen in girls. Girls’ genes are better protected from the mutations linked to this brain disorder, data now suggest.
- Life
Caught in the act
Scientists observe some evolutionary speed demons as they adapt over the course of just a few years to new environmental conditions.
- Animals
Churk: Not for Thanksgiving
Here’s what happens when livestock breeders cross a chicken and a turkey
By Janet Raloff -
- Health & Medicine
New source for healthy fats
Scientists found a way to produce fish oil without harming a single fish.
- Animals
Awake at Night
Mutant fruit flies can get by with less sleep than these insects normally need.
By Emily Sohn - Genetics
A butterfly’s new green glow
Scientists have tweaked a butterfly's genes to make its eyes glow green.
By Emily Sohn - Genetics
A DNA Clue to Reading Troubles
Scientists have identified a gene involved in a learning disorder called dyslexia.
By Emily Sohn