The nitrogen cycle provides nitrogen to the ecosystem from the atmosphere, ground and oceans. Nitrogen is an important component of complex molecules such as amino acids and nucleotides, which lead to the creation of proteins and DNA, the building blocks of all life .
D. if the organism is not adapted to the tundra, it will migrate or else it would die of the extremely cold weather at about -30 degrees fahrenheit.
Answer:
Explanation:
1. Microbes play defense. The oodles of microbes that live on and inside us protect us from pathogens simply by taking up space
2. Microbes boost the immune system
3. Microbes protect us from auto-immune diseases.
4. Microbes keep us slim. Microbes play an important role in our body shape by helping us digest and ferment foods, as well as by producing chemicals that shape our metabolic rates.
5. Microbes detoxify and may even fight off stress.
There is no set lifespan.It can live as long as the environment can support its life. However the average lifespan differs for each particular species, with an average life expectancy from a few days to a year or two.
:)
Answer:
Explanation:
Viruses are a limitation to cell theory.
According to cell theory, all cells arise from pre - existing cells. But viruses lack any membranes and do not show the characteristics of life unless they enter a living body and use its cell machinery to multiply.
Hope this helps
plz mark as brainliest!!!!
