Antimicrobial disinfectants such as triclosan are being used more frequently to clean surfaces, prevent infection, and eliminate as many bacteria in our personal environment as possible. What is one downside to this trend? Question 5 options:

It could increase the levels of dust mites.

It could kill harmless viruses.

It could reduce the number of helpful bacteria.

It could prevent infection by fungi.

here u go dont need to say anything

Explanation:

of those who start drinking before they're 15 will develop alcohol dependence

the oxygenated blood then leaves the lungs through pulmonary veins, which return it to the left heart, completing the pulmonary cycle. this blood then enters the left atrium, which pumps it through the mitral valve into the left ventricle. from the left ventricle, the blood passes through the aortic valve to the aorta.

deoxygenated blood leaves through the right ventricle through the pulmonary artery. from the right atrium, the blood is pumped through the tricuspid valve (or right atrioventricular valve), into the right ventricle.