Answer:
this answer is D because it's independent variable
An example would be plants, because they produce their own FOOD. And don't need someone feeding it. This is called photosynthesis
D) <span>a large assortment of plant dispersal mechanisms.
</span>
True
Crossing over involves homologous chromosome pairs "crossing over" and exchanging genetic information.
I have attached an image that might help you understand the concept a bit better.
I hope this helps! I'm happy to answer any other questions you might have :)
[Image sourced from: http://www.qsstudy.com/biology/define-crossing-importance]
Transcription is the answer!