Suppose you were to mix water, cork, iron filings, and pebbles. Describe how and what you would use to separate the four parts of the mixture from each other.

Ineed to know why d is the correct answer asap

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Urgent. the table shows the relative blood flow through some organs in the human body that is, the percentage of blood that flows through a given organ, through which organ(s) does all the blood flow? explain the effect of exercise on blood flow to skeletal muscles.