General

Chloroplasts



Chloroplasts present in plant cells

What they are (definition)

Chloroplasts are organelles present in the cells of plants and other photosynthetic organisms such as algae.

Main characteristics of chloroplasts:

- They are green in color due to the presence of chlorophyll.

- They are limited by a kind of envelope formed by two lipoprotein membranes.

- It has inside it a liquid known as stroma.

- They have DNA, RNA and ribosomes. Thus, they have the ability to perform the process of protein synthesis and multiply.

Function of chloroplasts in plants:

- In chloroplasts photosynthesis reactions occur.

Curiosity:

- One plant cell had 40 to 50 chloroplasts.