Which best describes fossil record

The fossil record provides evidence of a common ancestor to many species. A fossil record provides the confirmation of the typical progenitor and its numerous species. A fossil is known as the remaining parts of a certain living life.

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.