"We are creating social friction that is race based."

Like black people and white people, it is a metaphor for race based on human skin color.

Generally, this was not race based as was often reported.

Waltrip returned to the speedway as 1 of 11 drivers who needed to qualify for the race based on time.

Other species seem to be separable into geographical races based on their morphological features.

The race committee awarded them points for the race based on their average position in races 1-7.

The organizations often make early calls on presidential races based, in part, on surveys of voters leaving the polls.

Gill also raised the issue of what would happen if the policy had been race based and targeted ethnic minorities rather than men.

Proponents of affirmative action argue that by nature the system is not only race based, but also class and gender based.

I don't believe they are race based.