Explanation:
The medulla oblongata is located in the hind brain.
Mr. crab loves to fry food. but the grease often splatters everywhere making a big mess. he decides to set up a test in order to determine which dish soap is best at removing grease. he washes 20 greasy dishes with standard dawn dish soap and washes another 20 greasy dishes in his own super awesome amazing dish soap. here dawn dish soap and super awesome amazing dish soap is the independent variable in this experiment
- the experiment's independent variable The cause is the independent variable. Its value is unaffected by the other factors in your study.
- The effect is the dependent variable. Its value fluctuates as the independent variable changes.
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Answer:
A. When many species share a single ancestor
Explanation:
The most specific would be felis catus. That is the name of the species in biology, and there are no more taxonomic divides after species.