Question

please answer it , u can take your time

you will get 10 points for all answer​

Answer 1

1. a. leucoplasts

b. chloroplasts

2. Leucoplasts

3. a. Plastids → Plastid is a membrane bound organelle found in the cells of most plants . Plastids have their own DNA and Ribosomes.

b. Vacuoles → Vacuoles are membrane bound organelles , filled with solid or liquid. It act as a storage sac.

4. a. Purkinje → discovered protoplasm in 1839

b. Robert Brown → ( Dead ) cell was first discovered by Robert brown in 1665. He also discovered nucleus in 1831.

c. Schleider and Schewan → Cell theory was presented by Schleider and Schewan.

d. Leewenhook → Anton von Leewenhook discovered free living cells in pond water in 1674.

→ The cell theory represented by Schleiden and Schwann :

" All the plants and animals are composed of cells "