Answer:
Cell wall and plastid
Explanation:
The most important difference between plant cell and animal cell is that plant cell contain cell wall for mechanical strength and plastid to carry out photosynthesis(chloroplast). and storage(leuko plast).
But in case of animal cell cyto skeleton is present in place of cell wall and plastid is absent because animals generally does not carry out photosynthesis.
Stomata close is the best option
A secondary source is anything written after the fact
<span>Actually there are a lot of external factors which can
affect our personal traits. Some examples would be the type of environment we
are living in, the kind of upbringing that we have, the social economic status
of the community, or the type of friends.</span>