What could not produce enough offspring?
Deoxyribonucleicacid killer whales Echinoids single-celled organisms sparrows great white sharks passenger pigeons one celled organisms
A B C D E F G H
Passenger pigeons are extinct.
Passenger pigeons could not produce enough offspring.
What could not produce enough offspring? (A) Deoxyribonucleicacid (B) killer whales (C) Echinoids (D) single-celled organisms (E) sparrows (F) great white sharks (G) passenger pigeons (H) one celled organisms