Active transport could transport material across the membrane against the concentration gradient
No choice given but the development of nuclear weapons could be considered a negative consequence of the application of scientific knowledge for example when it was used on Hiroshima and Nagasaki killing and wounding 100's of 1000's of people.
All rock on the ocean floor is less than 180 million years old because <span>reverse polarity removed older rock strips magnetized in a different direction. Also,</span> the oldest parts reach the continental crust and then the ocean floor sinks beneath the continental crust, into the mantle.
Answer: The answer is rock.
Explanation: A rock is a a solid substance in which it is composed of large quantities of one mineral, or contains 2 or more minerals.
