Apregnant adolescent seeks treatment for blackheads. which drug would be safe for the adolescent?

The correct answer is clindamycin.

Explanation:

Antibiotics are generally recommended at the time of pregnancy. However, particular medical needs to be chosen very carefully. Some antibiotics are considered safe to consume at the time of pregnancy, while some are not. The safety of the antibiotic relies upon various factors, like the kind of antibiotic, how much one is consuming, when in the pregnancy one is taking the medicine, and what would be probable effects it might exhibit on the pregnancy.  

Some of the antibiotics, which are considered safe at the time of pregnancy are penicillin, cephalosporin, clindamycin, and erythromycin. Clindamycin refers to an antibiotic, which defends against the bacteria in the body. It is used in the treatment of various serious infections resulting due to bacteria like it is used in the treatment of blackheads. Thus, a pregnant adolescent can consume clindamycin for treating blackheads.  

burning of wood and coal

explanation:

the panel also concluded there's a better than 95 percent probability that human-produced greenhouse gases such as carbon dioxide, methane and nitrous oxide have caused much of the observed increase in earth's temperatures over the past 50 years.

the cells uses some of the atoms of the glucose molecules to atp molecules. the atoms of the glucose molecules will then be converted into energy which will be eventually stored in atp. the energy produced which are stored in atp are coming from the glucose’s chemical bonds.