Answer:Phenolphthalein is a presumptive test that reacts with the heme molecule present in blood. A positive reaction gives a pink color. While bloodstains normally appear red-brown in color, the color of the substrate or the age of a stain may affect the appearance or visibility of the stain.
Explanation:
Answer:
In the United States there are existing state laws to protect people from genetic discrimination in areas such as insurance companies and workplaces.
Explanation:
Genetic discrimination is based on the possibility that an individual manifests a disability or inherited disease due to a genetic alteration.
In many cases, both workplaces and insurance companies require genetic testing before granting a job or an insurance policy.
A federal law - Genetic Information Nondiscrimination Act or GINA - protects people against this requirement of their future employers or any insurance company and guarantees, with certain exceptions, the possibility of obtaining a job or medical insurance.
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Answer:
Natural Selection
Explanation:
The process of where organisms with favorable traits that help them adapt to an environment are more likely to reproduce and survive. Organisms with less favorable traits are less likely to survive in the environment. This theory was first developed by Charles Darwin and has grown to be the most believed process of evolution.
