Because it is heavier air :)
Answer: the blue squares are B and the white squares are BB
Answer:
The First answer is C Digestion changes proteins into amino acids
And the secoud answer is D pancreas
Answer:
Schooling
Explanation:
Schooling is a collective activity that is far more prevalent in bony fish than cartilaginous fish.
Schooling is a term used to describe collective activity in fish. For example, if a group of fish swims in the same direction in a coordinated fashion, they are schooling.
- Fish schools are one example of animal aggregation.