| D006184 |
Habits |
Acquired or learned responses which are regularly manifested. |
Habit Disturbances,Habit,Habit Disturbance |
|
| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
|
| D012907 |
Smoking |
Willful or deliberate act of inhaling and exhaling SMOKE from burning substances or agents held by hand. |
Smoking Behaviors,Smoking Habit,Behavior, Smoking,Behaviors, Smoking,Habit, Smoking,Habits, Smoking,Smoking Behavior,Smoking Habits |
|
| D014427 |
Twins |
Two individuals derived from two FETUSES that were fertilized at or about the same time, developed in the UTERUS simultaneously, and born to the same mother. Twins are either monozygotic (TWINS, MONOZYGOTIC) or dizygotic (TWINS, DIZYGOTIC). |
Twin |
|
| D014429 |
Twins, Dizygotic |
Two offspring from the same PREGNANCY. They are from two OVA, fertilized at about the same time by two SPERMATOZOA. Such twins are genetically distinct and can be of different sexes. |
Twins, Fraternal,Dizygotic Twin,Dizygotic Twins,Fraternal Twin,Fraternal Twins,Twin, Dizygotic,Twin, Fraternal |
|
| D059285 |
Pregnancy, Twin |
The condition of carrying TWINS simultaneously. |
Pregnancies, Twin,Twin Pregnancies,Twin Pregnancy |
|