An experiment shows that plants containing an allele for white flowers may still produce purple flowers. Based on this information, it can be concluded that the allele for white flowers in this plant species is .

Ascrew incorporates which other simple machine? lever wheel and axle inclined plane pulley

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?

This is the number of complete movements of a wave per second.