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A Planaria worm is cut horizontally in the middle into two halves P and Q such that the part P contains the whole head of the worm. Another Planaria worm is cut vertically into two halves R and S in such a way that both the cut pieces R and S contain half head each. Which of the cut pieces of the two Planaria worms could regenerate to form the complete respective worms?(a) only P (b) only R and S (c) P, R and S (d) P, Q, R and S
Correct Answer: (d) P, Q, R and S
Explanation:
When a Planaria gets cut into two pieces, each piece will regenerate into a new individual.
Updated on: 23-Mar-2023
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