Answer:
Lead is the major pollutants of high-tech gadgets, occupying 40%, while other metals 75%.This is because Pb forms lager components of these gadgets.For example a desktop computer contains about 10 pounds of Pb.
The lead to recycle these material to prevent pollution is important.
Explanation:
Answer:
Carrier proteins undergo a shape change as they move substances across the membrane, while channel proteins do not. Channel proteins move substances across the membrane at a much faster rate than carrier proteins. Carrier proteins can allow much larger substances to cross the membrane than channel proteins do.
Its the Last one
Hope it helps!
Answer:
1 el pais de las marabillas,se sintio mun asustada al principio y luego se siente anciosa
Explanation:
no se ase mucho no veo la pelicula
The answer is d. Thank you :)))
Answer:
What is the main difference between plants on land and phytoplankton
Explanation:
