What is a protists role in its environment

True or false: tap water might have fallen from the sky as rain water

If you could genetically engineer your child in the future to have certain traits and delete certain genetic diseases from their DNA, would you choose to do so? Explain why you would choose to do so or not.

What type of rock forms layers that can be seen in heavily weathered regions such as the Grand Canyon? A. Igneous B. Basaltic C. Metamorphic D. Sedimentary

What are the two types of evidence that scientists use to examine the inside of the earth?

An example of recycling is A. using a paper cup instead of a mug B. turning off the lights when leaving a room C. using plastic from a soda bottle to make a certain type of clothing D. using two paper towels rather than five to clean up a spill

A bone that is broken but does not pierce the skin is a what?

Which is one of the disadvantages of using fossil fuels as an energy resource? (a) burning fossil fuels produces radioactive wastes. (b) gases released during combustion can form acid rain.

1. What are 3 terms used to describe organisms such as trees?

What theory dramatically improved geologist's ability to predict where certain ore deposits were formed? Select one: a. Geosynclines b. Plate tectonics c. Quantum mechanics d. Faulting theory?

2. How do each of the three eggs placed in solution compare to the control egg?