For the 3' → 5' template strand, replication occurs readily as the DNA polymerase follows the replication fork, assembling a 5' → 3' complementary strand. This complementary strand is called the leading strand

eukarya because is is like alche and b is bacteria and d is animals

explanation:

i thinking chemical change

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.

idk let me see fdfdgdg