Answer:
weak acid
Explanation:
4-6.9 belongs to weak acids
The answer is tunicates. Tunicates are commonly known as sea squirts and are in the Chordata phylum, even though they don't have a back bone. Which is really weird. But they just got put into the same category as humans. This is because they have a notocord and a back bone when they are larvae. But they lose all these when they become adults.
Answer:
500-million-year-old fossil found in BC is ancient ancestor of spiders and scorpions. Palaeontologists in British Columbia have found a fossil of the oldest known ancestor of scorpions and spiders.
1 bactericidal are solutions used to Kill micro organism by killing the cell walls. while in the other hand bacteriostatic agent is used to inhibit the growth of micro organisms by interfering with their cellular metabolism like replicating their DNA reproduction.
2 bactericidal decreases the number of bacteria in the body while the other does not rather it decreases the growth of it.
I believe the answer is the location of energy sources
