Although falling short of removing or muzzling these topics in the classroom, it impacts not only Science classes, but Phys-Ed, Health, Geography, and Social Science as well. Some of these may be compulsory courses.
It seems to me, as an educator, that closed-minded prejudice should be all the more reason to take those courses and learn more about the concepts, rather than an excuse to ignore them and continue misunderstanding them.
What’s next, exemption from History class that discusses Sumerian civilization (7400 years ago), or the settling of the Americas (>10,000 years ago)? Or exemption from a course that discusses the Moon landings?
If you don’t like reality that’s your problem. But government approval to turn a blind eye to it – that’s just not right.