test-tube

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Every day, he swirled yeast cells in a test tube, sucked up the ones that sank to the bottom quickest, then used them to grow the next day’s population of yeast.

From New York Times

Camryn Swift, 14, dipped a test tube into the fish tank and squeezed a few chemical drops into the tube to test for ammonia, nitrates and nitrites, and pH levels.

From Washington Post

“Large human studies are no longer needed to determine if a new mAb is efficacious. You just need to show it has antiviral activity. And you can do that in a test tube.”

From Scientific American

Then she had isolated each pupa into a tiny, dry test tube.

From New York Times

He put the snot-filled rag into a test tube and sealed the cap.

From Science Magazine