Author

Farah Hopkins

A former middle school educator, Farah Hopkins is an independent science writer reporting on human hematology and cell biology. She taught life science for eight years before turning to freelance reporting. Hopkins studied biology education in graduate school and lives in Camden, Maine, where she also helps restore native wetland habitats.

How Much Does a Gallon of Blood Weigh?
What Type of Red Blood Cells Can an A-Negative Patient Receive?
How Much Blood Do You Need to Live?
Is O Positive a Universal Recipient?
Why Is AB Positive the Universal Recipient?
What Is B Negative Blood and Why Is It So Rare?
Can You Give Blood If You’re Anemic?
If You Lose Blood, Does It Come Back?
Are Different Blood Types Different Colors?
What Color Should Your Blood Be and Why?
What Is the Most Common Blood Type and Why It Matters
How Many People Have AB Negative Blood?
How Long Does It Take to Replace Red Blood Cells?
How Many Different Blood Types Are There? 8 to 48
What Is the Rarest Blood Type? AB- to Golden Blood
What Do Red Blood Cells Do for the Body?
What Is O Negative Blood? The Universal Donor Explained
What Blood Type Is Universal? Red Cells and Plasma
What Is Blood? Components, Types, and Functions
What Type of A Blood Do You Have and Why It Matters
How Many Units Are in a Pint of Blood?
What Is Power Blood and How Is It Made?
How Many Red Blood Cells Are in a Drop of Blood?
What Is Special About a Negative Blood Type?
Why Is O Positive Blood So Common?
What Blood Type Contains No Antibodies?
What Suffix Means a Blood Condition?
Who Can Give Blood to a Negative?
Which Blood Component Causes Clotting?
Why Is AB Negative Blood Considered So Rare?