Answer:
A. No precipitate is formed.
Explanation:
Hello,
In this case, considering that both calcium chloride and barium chloride are CaCl₂ and BaCl₂ respectively, due to their high polarity by cause of the ionic bond they have between calcium and chlorine and barium and chlorine we say they are highly soluble in water, therefore, A. No precipitate is formed.
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B. All living things contain DNA.
Answer:Wet
This is the answer
ANSWER:
1. Cellular level aka cells
2. Organelle
3. Organs an example could be the heart
4. Organism
5. Population
6. Abiotic factors? I’m not sure on this one
7. Biosphere