It allows biologists to test theories about where the species come from.

They only allow players to test the equipment one level higher on their original unlock tree.

They allow children to test how stable and predictable are the rules that govern their lives.

It allows them to test ideas and practice activities in the safety of make-believe.

He asked riders to allow him to test them, promising secrecy.

Such details allow outside auditors to test a company's financial statements.

The work is expected to be completed by 2013, and will allow researchers to test sustained top speed over longer periods.

The savings can allow scientists to test a larger number of experimental drugs more quickly.

This will allow authorities to test the animal and prevent further incidents.

The researchers asked parents in western Kenya to allow them to test their children for malaria.