Answer: B.) More research is needed to reach a conclusion, including related variables
Explanation:
As it is evident that oxygen is necessary element for living beings. It is required for the process of respiration, in which the food particles are broken down in the presence of oxygen into simpler substances.
Applying this knowledge to the given study suggests that all organisms require oxygen which can be less or more depending upon their habitat either in the shallow waters or in the depths. This conclusion is invalid and requires more explanatory approach which can be achieved by more research so as to derive a valid conclusion in which the two variables oxygen and relative habitats can be compared.
MASS: because it is the measure of the amount of matter in an object
Being moral helps people to distinguish between good and bad.
A person who lives a moral life has a much easier life. It is easier physically and emotionally to live by the laws and rules. You have peace of mind knowing that you have not intended harm to anyone.
In medicine, metagenomics is
significant in maintaining human health
by understanding the metagenomics of the
gut microbiome. In agriculture, understanding
the microbiome in the soil is significant in improving crop production. In the generation of biofuels, metagenomics is important
in identifying microbial communities that can turn organic matter into fuels.