| Front | genetic map |
| Back | An ordered list of genetic loci (genes or other genetic markers) along a chromosome. |
| Tags | Level1 NewLevel |
| Front | facultative anaerobe |
| Back | An organism that makes ATP by aerobic respiration if oxygen is present but that switches to anaerobic respiration or fermentation if oxygen is not present. |
| Tags | Level1 NewLevel |
| Front | chordate |
| Back | Member of the phylum Chordata, animals that at some point during their development have a notochord; a dorsal, hollow nerve cord; pharyngeal slits or clefts; and a muscular, post-anal tail. |
| Tags | Level1 NewLevel |