Afirewall relies on or a that determine what traffic should or should not be allowed to pass through

What role do chromosomes play in inheritance?

Idon understand these and need some ! ?

Aconstruction company is creating a powerpoint presentation describing how they calculate costs during each construction step. they plan to email this presentation to clients. the individual clients will be watching the presentation slide show on their own personal computers. what is the most important formatting step the company should take to make the text readable and pleasing to the eye?