B. Objectives project.
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Silk worms are an invasive species in the UK. They cover trees and kill them….. silk comes out of their butt and we call it silk thread. Silk thread is silk spun into thread, or silk worm pooo pooooooo
Answer:
The correct answer is option d.
Explanation:
Chemical cycling illustrates the systems of concurrent circulation of elements between other states, compounds, and substances, and then return to their original state, which takes place in space, and on many objects in space comprising the Earth.
Chemical cycling of the nutrients (inorganic) is needed to maintain the conservation of nutrients on Earth. The chemical cycling of nutrients in a natural system requires a pool for the elements, the activities done by human beings, the biotic community and its food chains, and an exchange pool from which producers extract their nutrients. All the mentioned factors are associated with affecting a chemical cycling in exception to the input of geothermal energy.
answer: The raw materials of photosynthesis, water and carbon dioxide, enter the cells of the leaf, and the products of photosynthesis, sugar and oxygen, leave the leaf.
Explanation:
hope this help
Since carotenoids stabilize dangerous free radicals, we can assume that their function is to protect the cell from the free radicals.
