Inferences are steps in reasoning, moving from premises to conclusions. Charles Sanders Peirce divided inference into three kinds: deduction, induction, and abduction. Deduction is inference deriving logical conclusions from premises known or assumed to be true, with the laws of valid inference being studied in logic.
Meiosis is the process by which most eukaryotic organisms, those with cells having an organized nucleus, produces sex cells, the male and female gametes. Cells normally have two copies of each chromosome, one donated from each parent.
Meiosis Explained. Meiosis occurs when a cell in your reproductive system replicates its DNA and splits first into two daughter cells, then into four gametes. The gametes, which are known as sperm cells in men and egg cells in women, each have only half the DNA of the original cell.