A Farmer wants to grow soybeans that are resistant to insects He decides to plant genetically engineered soybean seeds What is a genetically engineered seed
1.one that has not undergone genetic changes
2.One that has been created by artificial selection
3.One that has genes modified by direct manipulation
4. One that has been gown in a specially developed soil

What materials must dams have to produce electricity, and what must occur?

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.

Abeaker of water was heated and then placed on a bench in the laboratory. the water cooled until it was the same temperature as the air in the laboratory. which of these explains the mechanism by which the water cooled? a. heat energy was transferred from the water to the air. b. water molecules from the water formed warm water currents. c. the water molecules absorbed energy from the molecules in the air. d. the water released radiation until it contained no heat energy.