A. Decreasing amount of energy needed to start a reaction.
Answer:
read below !
Explanation:
it's basically the layers from the earth's crust, all the way out to space. there are 5 layers in all, and they all protect earth from the things in space, and the suns rays. it keep gravity in, and things like that !!
i hope this is what you meant, and that it helped!! :)
The improvement of nutritional quality, economic resources, the production of crops, and the marketing of crops.
The improvement of nutritional quality will help make better crops so that they turn out beautiful.
Economic resources helps make the crops so that you have a ton of crops.
The production of crops will help with more sustainable farming.
The marketing of crops will help you with getting money and to afford for making more crops next year.
This would be the organ. The order of all would be organelle, cell, tissue, organ, organ system, organism.