Answer:
Antibiotics are compounds produced by bacteria and fungi which are capable of killing, or inhibiting, competing microbial species. ... But it was not until 1928 that penicillin, the first true antibiotic, was discovered by Alexander Fleming, Professor of Bacteriology at St.
Answer:
D. Lots of vegetation
Explanation:
Urban heat islands form when cities replace natural land cover with dense concentrations of heat-absorbing pavement, buildings, and other surfaces. This has the impact of raising energy prices (for example, air conditioning), air pollution levels, and heat-related sickness and mortality.
Answer:
d
Explanation:
Because you need the cell to become tissue then the tissue Becomes organs then a bunch of organs become a organ system