Answer:
because bill stacy was sick.
Explanation:
Answer:
The nitrogen cycle could not exist without first nitrogen. The cycle is about this specific element which goes to show that if this element is not present then, there will not be any nitrogen cycle. Also, an important factor for the cycle is the presence of the bacteria and other microorganism which are needed for the fixation.
Your correct answer would be B hope this helps
Answer:
The description which is correct is:
<u><em>Species make up populations which makes up communities.</em></u>
Explanation:
In biology, species can be described as organisms which can interbreed to form fertile offsprings. Members of a species share many common characteristics. Example of species includes all human beings on earth.
In biology, a population can be described as the number of organisms of a species which are living together in a habitat at a particular time. These organisms have the capability to interbreed and produce fertile offspring.
The organisms present in different populations in an area at a particular time make up a community. For example, a population of birds, a population of insects, a population of plants that live in a certain area at a particular time make up a community.