Who came up with the theory of continental drift? Was his theory originally accepted by the scientific community?

yes, because even though a theory has a  lot of evidence to support it, it is not always true

what? are the statements?

the principle of segregation describes how pairs of gene variants are separated into reproductive cells. from his data, mendel formulated the principle of segregation. we now know that the segregation of genes occurs during meiosis in eukaryotes, which is a process that produces reproductive cells called gametes.