Question

question 18
some components of cells are listed.

1. cytoplasm
2. nucleus
3. chloroplasts
4. cell wall
5. cell membrane

which of the components could be observed using a microscope in a prepared slide of leaf epidermal cells, but not in a prepared slide of human cheek cells?
a components 2 and 3 only
b components 3 and 4 only
c components 1 and 5 only
d components 1, 2, and 3 only

Explanation:

Leaf epidermal cells (plant) have chloroplasts and cell walls, which human cheek cells (animal) lack. Cytoplasm, nucleus, and cell membrane are present in both.

Answer:

b. Components 3 and 4 only