Answer:
Read below
Explanation:
Climate change is driving down populations of some Arctic tundra natives such as caribou (also known as reindeer) by fostering an increase in parasites and disease while damaging food sources. But other species, such as shrubs and the wolf spider, are thriving.
Example of multi cropping is tomatoes+onions+marigold
Since homologous means same structure different functions, it shows that animals evolve to have the same structure as their ancestors but, have different uses to the part
This would be a crowbar. If you have trouble understand this, just visualize what happens when you pry the lid of a box open with a crowbar. You push one end down, and the other end goes up.