The nitrogen cycle is the system by which nitrogen is converted into different chemical forms, some usable to humans and animals and some not, as it circulates among the atmosphere, the land and the oceans. Encyclopaedia Britannica/Getty Images/HowStuffWorks Living things require nitrogen for ...
See the importance of nitrogen for life. Related to this QuestionExplain why too much nitrogen is bad for humans. what is the importance of nitrogen for living organisms? What is nitrogen fixation? What is nitrogen pollution? Explain why nitrogen is important. How do we use nitrogen in our b...
To start out, you need to go for what is best for YOU even if there would be some negative consequences. You can't be happy unless you make decisions that are right for you. If you do not make your own decisions and make decisions that will benefit you, your life would be a big ...
Although many students assume breathing is necessary for life, this is not a characteristic of living things. Many bacteria are anaerobic, meaning they do not need oxygen to survive, but still are considered living things. Thus, although humans specifically must breathe to stay alive, this is ...
② You do not always need to have new things.Suppose (假设) your trainers have broken laces (鞋带), but they still fit you.Repair them and wear them longer.You don’t get a new mobile phone until the old one doesn’t work any more.Don’t throw anything away when it still works. ...
Anytime you do yard chores, collect the debris in a bucket and dump it into the compost bin. This forms the "brown layer," which provides lots of the nitrogen necessary for the composting process. Word to the wise: Weeds will technically break down to become compost, but they are tough...
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There's plenty more evidence where that came from, but this will do for starters. It shows us that our theory of what atoms are and how they are built is a very good one: the theory agrees with the things we see around us in the world and it's confirmed by many different kinds of...
“erratic” patterns where the growth rate stabilizes for a period of time then sporadically increases again (Sacks and Davis1979). Nerve-free buds also remain attached to the parent much longer than normal animals do and often do not detach (Fig.3B), leading to the formation of secondary ...