Explanation:

- Statement I: Bacterial cell walls are indeed composed of peptidoglycan. This is a mesh-like polymer that provides strength and rigidity to the bacterial cell wall.

- Statement 2: This is incorrect. Fungal cell walls are primarily made of chitin, not cellulose.

- Statement 3: Animals do lack a cell wall and instead have an extracellular matrix, which is comprised of proteins and sugars.

- Option:1, 2 only: Incorrect; both statement 1 is true, but 2 is false.

- Option:2, 1 and 2 only: Incorrect; statement 2 is false.

- Option:3, 1 and 3 only: Correct; both statements 1 and 3 are true.

- Option:4, 1, 2 and 3: Incorrect; statement 2 is false.

Your Selected Option:3 - 1 and 3 only