Which of the following conditions occurs before the tsunami hits the mainland? Water retreats from the shore

Whirlpools appear in the shallows near the shore

Boats in the open ocean can feel the wave going up and down

A roaring sound can be heard for miles

Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline.which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used

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.

If an organ has six haploid chromosomes,how many chromosomes are present. 6 12