Answer:
The rotation of the moon and sunlight reflection causes the different phases of the moon.
Answer:
True!
Explanation:
Changes in gene expression can be induced by external factors like environment (diet, smoking), internal signals such as stress (hypoxia, nutrient deprivation), inflammation and tissue repair, and even genetic material such as non-coding RNAs. Genetic factors affecting gene expression
Answer:
A theory is a reasonable explanation of the phenomena observed in nature, with much evidence to support it (option C).
Explanation:
A theory gathers a set of hypotheses that can be demonstrated and constituted on a scientific basis, until they are questioned by other evidence.
To construct a theory, the processes of observation, deduction and investigation must be thorough, but leave open the possibility of being discussed and refuted in the absence of definitive arguments.
<u>A theory becomes law when it has been proven beyond a doubt</u>.
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