Answer:
it nitro(N) accounts for 70% of the earth's atmosphere
Explanation:
Answer:The immune system protects your child's body from outside invaders, such as bacteria, viruses, fungi, and toxins (chemicals produced by microbes). It is made up of different organs, cells, and proteins that work together.
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Answer:
Disease, competition, predator-prey interaction, resource use and the number of populations in an ecosystem all affect carrying capacity.
Explanation:
Reproductive strategies represent a set of behavioral, morphological, and physiological adaptations that facilitate access to potential mates, improve the chances of mating and fertilization, and enhance infant survival.