[04.05] Which subatomic particle carries a positive charge? (1 point)
The neutron
The electron
The proton
The atom

Which experiment would most likely contain experimental bias

This is the main structural axis of the plant that supports leaves, flowers and fruits; transports fluids; stores nutrients and produces new tissue.

Ascientist is designing an investigation to study the impact of invasive bird populations on local, native bird populations at backyard bird feeders. what population is most likely to be a control group for the investigation? amount of food number of bird feeders invasive bird populations local backyard birdfeeders without food