What is more likely to happen - flipping a dime and it comes up heads or rolling a 6-sided die and the number 6 comes up?

Galaxy whose shape seems different follow no set pattern are classified as

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

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.