Answer:the first one I believe!
Explanation:
Sorry if it is wrong I have already done this and I pretty sure it’s the first one!
Answer:
an S strain and mix it with cells of an R strain
The hearts contraction that maintains our blood pressure allowing us to breathe and exchange gases at all levels of respiration, ensuring oxygen is provided to all cells of the body, and waste products are eliminated.
Question 5 is all of the above question 6 is bases that are found on dna question 7 is the one on the top
Answer:
The large central vacuole is surrounded by its own membrane and contains water and dissolved substances. Its primary role is to maintain pressure against the inside of the cell wall, giving the cell shape and helping to support the plant. ... The cell wall shapes, supports, and protects the cell.
Explanation: