Fluid filled bubbles that store and digest food, get rid of waste, and pump water

On a scavenger hunt, you travel 3 blocks West, 2 blocks North, 4 blocks East, and finally, 2 blocks South. How far are you away and in what direction are you from your starting position? A. 1 block West. B. 1 block East. C. 11 blocks Southwest. D.

The french biologist lamarck proposed that

In Drosophila melanogaster, ebony body color is determined by the e allele. The e' allele produces the wild type honey-colored body.

How many tidal bulges are there?

What process do frogs undergo that physically changes them from a tadpole to an adult tetrapod?

Which of the following is the principle that al geologic processed have occurred in the same manner today as they have always throughout earths history. A) Gradualism. B) Uniformitarianism. C) Catastrophism. D) Stratigraphism.

What is the biggest difference between primary succession and secondary succession?

Circuit A has a 3 Ω resistor running on a 9V battery. Circuit B has a 0.5 Ω resistor running on a 3V battery. Which of the following circuits would have a higher amperage?

What is not an important factor or factors affecting coastal landform changes as a result of sea level rise today?

What is an example of a renewable resource that needs to be closely managed