<span>Natural wetlands are flat and often have deep, nutrient rich soil with an abundant water supply. These conditions are ideal to agriculture</span>
Skeletal, smooth, and carbiac. Carbiac makes up the heart.
Answer:
No. They will need to repeat their experiment several times, since the weather and times were different both days.
Explanation:
When a scientific experiment is conducted, one independent variable shall be changed in each experiment at a time so that the results of the experiment are authentic and we can easily determine which independent variable caused a change in the dependent variable.
If more than one independent variable is changed in the same experiment, then it will be difficult to interpret that which variable caused the change.
<u><em>Similarly, Maria and her brother need to repeat their experiment several times with just changing one variable at a time. </em></u>
Your answer here is Commensalism by process of elimination
