The 1:1 ratio results from the way the X and Y chromosomes are doled out in sperm and eggs. We know that boys and girls are produced in much the same frequency. But how – and why – is this 1:1 ...

About 200 000 grade one and eight learners from more than 300 000 applicants have been placed in Gauteng schools for the 2025 academic year. Education MEC Matome Chiloane gave an update on the grade ...