To determine the presence of resessive alleles. :]
describe how pure breeding and test crossing are different. (science)
The purpose of the test in education serves a double purpose. The test is an assessment of what the student has learned. It is also a measure of the quality of the teaching.
crossing
The purpose of a railroad crossing sign, is to let you know that there is a railroad coming up or that there is one right in front of you.
To determine when a test has completed.
To test the validity of an account balance.
to test for aids
To determine when a test has completed.
To try & reduce the number of grade crossing accidents.
The purpose of the Life in the United Kingdom test is to prepare people for a citizenship or settlement there. Also to test their usage of the english language.
The Ames test identifies chemical mutagens.
I think it's a test for a shorted armature.