The variable that researchers manipulate is the independent variable.
The reason for this is because in experiments different manipulations are often introduced. The sole purpose of these manipulations is to see whether they will affect our independent variable and if they will change its value.
The father's phenotype(physical trait) is wet earwax and the mother's phenotype is wet earwax as well.
Answer: C - Chromosomes create genes
Explanation: took the test 100%
Answer:
bucket ( the more far from sunlight the least amount of oxygen will produce)
Explanation:
the more far away from sunlight, it will produce least amount of oxygen
