PLS HELP Organisms are classified in three domains:
1. Archaea
2. Bacteria
3. Eukarya

Organisms that live in extremely hot or acidic environments belong to

1 only.

1 only.

2 only.

2 only.

1 and 2 only.

1 and 2 only.

1, 2, and 3.

1, 2, and 3.

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:

69 is the correct math for the amino acids