B) Endocrine disruptors mimic hormones that regulate critical biological processes
Answer:
Proteins
Explanation:
They are found everywhere in the body from muscle, cell membranes, hair, enzymes, and etcetera and are responsible for the phenotype of organisms. Proteins are the ultimate expression of genes in the DNA of organisms. The DNA is transcribed by DNA polymerase into mRNA, then mRNA is translated into protein by ribosomes. This general rule is called the central dogma.
Answer:
Beavers and their dams play an important role in nature. Because of the dramatic effects their dams have on surrounding ecosystems, these mammals are considered a keystone species. By constructing dams they create wetlands -- lush environments which attract fish, ducks, frogs and other creatures.
Explanation:
1. 50, 10grams passed through barrier to equalize
2. 50, same as 1
3. 40, can’t pass through barrier
4. 60, same as 3
5. water level rises in side2, lowers in side 1 because 10 grams of liquid passed through barrier
Answer:
I am not sure if it counts as a food, but coffee! It has caffeine which is known for its short term energy.
Hoped that helped!