Answer:
this study is clearly an observational work
Explanation:
experimental studies involve to establish direct associations between a traits and its phenotypic effects. For example, a classical experimental study would involve to map a nonsense mutation in the ACTN3 gene significantly correlated to the non-sprinting phenotype
Answer:
Cellular respiration
Explanation:
Its a chemical process that uses the Mitochondria to make ATP or energy. The Mitochondria stores the energy.
Answer:
You would look for the virus in other places
Explanation:
Major discoveries are usually confirmed when more than one person does an experiment about it and the experiments both yield the same results.
Sunlight is the original source of energy for most living organisms.