DNA is the hereditary molecule that determines hair color in humans. However, the DNA molecule itself is colorless. How does DNA determine the hair color of individuals?

What is the direction of the prevailing winds that push storms along the low-pressure cell storm track north of the tropic of cancer?

How would overexposure too much to x rays or UV rays affect most animal cells

What is the first step in making a protein from DNA instructions?

Large-scale fires can lead to a decrease in atmospheric carbon dioxide.

The moon and sun both have an effect on the ocean's tides. Which type of tide would most affect the abundance of aquatic organisms in a marine ecosystem and why?

Would a person be squashed by extreme gravity, float with ease, freeze, burn up, or something else

If a water well is actively pumped, the water table will * O be raised around the well O stay at the same level as before pumping O be depressed around the well O be recharged

Proposed answer to a scientific question that A. can be rejected B. is testable C. both a & b

In which list are the levels of organization in the human digestive system shown from lowest to highest?

Splitting cells involves creating a single by combining two or more