If checks and balances didn't exist, there would be nothing stopping a group i.e. the president, from making whatever laws they wanted.
In essence, if there are no checks and balances, government is no longer a democracy because nothing prevents the group in power from doing what they want. For example, a president that wasn't checked by the opposition party could pass a law saying that they are legally allowed to be president until they die, and nobody would stop them.
No plastic or metals can be thrown in the trash, only in the recycling bin, even though it would be close to impossible because there’s no way of telling who does it or who doesn’t but it would help stop the waste in the oceans, it’s killing animals and it’s also messing the waters up.
It pushed the woman to speak up and get a vote!
Females would generally become gatherers and take care of the home and children in hunter-gatherer societies.