In order to be successful in biology, a number of skills and faculties are needed that cannot be attributed to any specific topic because they are universally important. In fact, they are so universal that most of them apply to the other sciences as well.
The following list gives a considerable (if incomplete) number of these general competencies.
Here you can find the content-related competencies:
What is CLIL?
Vocabulary cards offer a multitude of options on how to practice your subject vocabulary during and outs of regular lessons.