Category Archives: Biology

ABO Blood Groups: an Introduction

by Anna Eaton Posted on January 8, 2012

Human red blood cells carry markers on their cell surface. These markers are antigens. We call these markers antigens because they will elicit an immune response and produce antibodies. A “B” red blood cell (a red blood cell carrying the … Continue reading →

Posted in Biology, Blood Typing, Microbiology | 2 Comments

The Colors of Fall

by Anna Eaton Posted on October 27, 2011

In the summer, the leaves of trees are a dark green color. But as the summer nears its end, and the nights grow longer and become cooler, these dark green leaves begin to turn to yellows, browns and brilliant reds. … Continue reading →

Posted in Biology, Real World | Leave a comment

Category Archives: Biology

ABO Blood Groups: an Introduction

The Colors of Fall

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