Organic compounds all contain the element carbon. which organic compound, used for stored chemical energy, contains carbon, hydrogen, oxygen, and often phosphorous? a) carbohydrate b) lipid c) protein d) starch

Gram-negative bacteria have a cell wall that is! and does not accept the stain, making itappear

Explain why it’s important for scientists to study the sun. list at least two challenges researchers face when examining earth’s nearest star.

Aremote community desperately needs more electrical energy. it is located in an area with the following characteristics: average wind speed of 15 – 20 km/hr some medium-sized rivers with slow-moving currents few coal deposits some oil exploration being conducted within 400 miles based on the above information, which energy source would be the most economical and safest for the community to pursue? a. fossil fuel b. hydroelectric c. nuclear d. wind