NEED HELP! What information is recorded on a firearm indentificaiton tag

chemical because it warmed up which involves temperature and it bubbled which includes changing

mark me brainiest

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation:

answer: b

coz red blood cells marrow and circulates the body for 120 days.