I would say body language because animals can detect threats
I think dna replication are inportant because of the cells in the dna
A. they have a higher proportion of adenine–thymine than guanine–cytosine base pairs.
The option A represents the complete opposite of "high-gc gram-positive bacteria". High GC content means that this bacteria have more guanine ans more cytosine than the other base pairs- adenine–thymine. This means all the other options are correct.
Energy cannot be destroyed
Active transport is the homeostatic process that moves particles against a concentration gradient.