The agent that kills bacteria is called bactericidal. Bactericidal agents act directly by destroying the present bacteria. It is also different from bacteriostatic, because bacteriostatic means the inhibition of the spread and growth of bacteria only.
The answer bnb is true becuase without desity in anything nothing would circulate
Bacteria, hope this helps!
Meiosis involves crossing over where chromosomes exchange genetic segments, resulting in different sets of chromosomes. Each time an egg or sperm created, it is different due to this recombination. Mitosis on the other hand is non-sex cells replicating exact copies of themselves which lead to no genetic variation as they aren't involved in producing offspring.
The hypothalamus sends signals to the pituary glands. The hypothalamus releases dopamine, so I think dopamine is a good answer?