BrBr Check all that apply. Withdraws electrons inductively. Donates electrons by hyperconjugation. Withdraws electrons by resonance. Donates electrons by resonance.

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.

How can liquids be seperated by density a the liquids are absorbed onto a paper b the liquids are turned into seperate vapors c the liquids are collected as they evaporate d the liquids are allowed to seperate into layers

When scientists are ready to publish the results of their experimentation, why is it important for them to include a description of the procedures they used?