In the given case, the first line of defense is breached.
The first line of defense involves the chemical and physical barriers, which are always prepared and ready to fight against the infections of the body. These are the surface barriers, which inhibit the admittance of pathogenic components.
It comprises the tears, skin, cilia, mucus, urine flow, stomach acid, bacteria that are helpful, and white blood cells known as neutrophils.
Add them all together and divide by how many there are. There are six sunflowers. So add them up and divide by 6. That's your average.
During cellular respiration, OXYGEN serves as an electron acceptor and Adenosine triphosphate (ATP) is produced. during photosynthesis, WATER serves as an electron donor and oxygen molecules, hydrogen ions and electrons are produced.
Bacteria is prokaryote that live in almost every habitat.
Collections of several interacting populations that inhabit a common environment. Group of organisms all of the same species, which interbreed and live in the same place at the same time. d Ecosystem i believe
hope this helps