0 a long, thin glass container used in scientific experiments -- reagensglass [ neuter ]
1 a glass tube closed at one end, used in chemical tests or experiments. -- reagensglass
They were creating embryos to see the conditions that were necessary for them to survive and grow in a test tube.
I had forgotten, but have remembered that, far from being on the wrong side of the test tube, he is on the right side.
The test tube in all walks of life has been apt to prove deceptive so far as the results obtained from it are concerned.
This level of nervous system function has been difficult to investigate - impossible to capture in a test tube, and until recently nearly impenetrable from the organismal level.
Needless to say, these are very small amounts - no more than a thin smear in a test tube.
A hand-held light probe was inserted into the fluid in each test tube, and the output was sampled by computer.
However, in test tube cultures of d4-662, cells that were indistinguishable from wild-type cells in behavioural phenotype were often observed.
A fifth test tube was prepared for the trypsin standard by adding 2 ml of distilled water.
