Answer:
I think the correct answer is D
Explanation:
plant growth. you can create a hypothesis like "the plant grows better in blue light! "
The answer to your question is B- introduction of non-native animal species
Answer:
Serve to transfer signals between cells.
Explanation:
Intercalated disc also called gap junctions are structural formations that are located between the myocardial cells of the heart. They help to bond or connect cardiac cells fibers together. They also help in cell to cell communications and propagate action potential. They serve to transfer signals between cells.
