Yes arthropods are triploblastic that is they have 3 embryonic germ layers
Endoderm, Ectoderm and Mesoderm.
Answer:
What was the question that the scientist started with?
What affect does oil contamination have on ocean seaweed?
What was his hypothesis?
His hypothesis is that oil run off would keep seaweed from growing normally.
Identify the independent variable.
The oil.
Identify the dependent variable.
The ocean seaweed.
Identify the control(s).
The water.
What did the data show
The data showed that oil contamination in water does in fact have an affect on ocean seaweed. The plant in water without water grew .20 more centimeters than the plant in the oil contaminated water.
<h2>Brainliest please?</h2>
