Blood cells have a rigid cell wall true or false and explain what would you fix to make it true

I don't think blood cells even have walls it would only be plant cells that have walls. Blood cells are like animal cells they don't have walls because the cell membrane allows them to take any shape so they can live through that environment.

Your dog can sniff at or even eat a bit of catnip. the herb is edible and not harmful. just don't expect them to roll around like a cat would! your dog may scrutinize catnip by licking and smelling at it, or be totally indifferent to this stimulant.