Answer:
The substance moves from low to high concentration, against the concentration gradient.
Explanation:
When molecules move from high to low concentration, it is known as Diffusion. It moves with the concentration gradient and does not require energy.
However, when molecules move from low to high concentration, it is against the concentration gradient and cannot proceed without Energy. This process is called Active transport.
Cell membrane is not thick, it is thin and semi permeable.
The location and types of volcanoes are related to plate tectonics as well, so in that sense volcanoes also help us to understand about the tectonic history of a region because if there are volcanoes someplace even if they're not currently active we know that that must have been some sort of a plate uwu
Answer:
<em>“Eutrophication is an enrichment of water by nutrient salts that causes structural changes to the ecosystem such as: increased production of algae and aquatic plants, depletion of fish species, general deterioration of water quality and other effects that reduce and preclude use”.</em>
Explanation:
<em>Hey mate... Here's your answer...</em>
Science locates necessary info about how the universe works. Engineering invents practical devices and systems using the knowledge learned by science. Technology is the collection of <span>products of engineering that can be used to solve problems and perform useful </span><span>tasks.</span>
Answer:
b
Explanation:
animals need energy to survive basically to breakdown materials too
