Answer:
A. is repeated many times to ensure that the results are accurate
Explanation:
A controlled experiment is repeated many times to ensure that the results are accurate
Because cells are in ever living thing
Answer:
The modern taxonomic classification system has eight main levels (from most inclusive to most exclusive): Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species Identifier. Every different species has a unique species identifier and the more closely a species is related to it on the evolutionary tree of life, it will be included in a more inclusive group with the species being classified.
Explanation:
the quality or state of being exposed to the possibility of being attacked or harmed, either physically or emotionally.
Answer: A COMMUNITY
Explanation:
A biotic community, also known as a biota or ’biocoenosis’, is the group of ORGANISMS of two or more different species that live together and interact with each other within an environment or habitat. Together, the biotic community and the physical landscape or abiotic factors make up an ECOSYSTEM.
A group of organisms constitute POPULATION. But when several populations share a common habitat and its resources, they interact among themselves and develop into a biotic community or simply, a community.