Answer:
Studies have been conducted on synthetic products, including DDT and estrogen. The use of these synthetic products has been discontinued due to increased risk of cancer and other health concerns. Genetic engineering has increasingly been used in cattle, crops, and pharmaceuticals.
Explanation:
Answer:
The way that the Universe works, the way that different things in life contribute to one another.
Explanation:
Dang, that got deep real quick
Answer: mineral deposits can not be used as an example of fossil
Explanation:in evolution theory, both bones and footprints were used for fossil record
Answer:
The area under a speed-time graph represents the distance travelled.