Usar "line of descent" en una oración
line of descent oraciones de ejemplo
line of descent
1. thereby saves a line of descent
2. In some cases no doubt the process of modification will be confined to a single line of descent, and the number of modified descendants will not be increased; although the amount of divergent modification may have been augmented
3. All the descendants of the genus F, along its whole line of descent, are supposed to have been but little modified, and they form a single genus