Final answer:
No, crew members are unlikely to banter as they board the space shuttle due to the lack of apparent gravity.
Step-by-step explanation:
As the space shuttle is in free fall while orbiting Earth, there is a lack of apparent gravity inside the spacecraft. This means that crew members on the space shuttle would not be able to banter as they board the shuttle in the same way that people on Earth do.
Without the presence of gravity, objects and individuals will stay put or move uniformly relative to the walls of the spacecraft. This means that any bantering or movement would not have the same effect as it would on Earth.
It's important for astronauts to stay focused and ensure their safety during space missions, so activities like bantering may not be a priority during boarding.