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Chloroplasts

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Questions and Answers

What is the main function of chloroplasts?

Break down waste materials

Produce cellular energy (correct)

Regulate cell division

Store genetic information

What is the color of chloroplasts due to?

Chlorophyll (correct)

Phycobilins

Carotenoids

Anthocyanins

Where are chloroplasts predominantly found in plant cells?

Stem epidermis

Root hairs

Vascular bundles

Mesophyll of leaves (correct)

What is the structure within chloroplasts that contains stacks of thylakoids called grana?

Thylakoid Signup and view all the answers

Which type of plastid is responsible for the coloration of fruits and flowers?

Chromoplasts Signup and view all the answers

What is the molecule that cells use for energy and is produced by chloroplasts?

ATP Signup and view all the answers

What are undifferentiated plastids that could mature into any of the other plastid types?

Proplastids Signup and view all the answers

What is the function of chloroplasts?

Capturing energy from sunlight and converting it into cellular energy Signup and view all the answers

Where does photosynthesis take place within the chloroplast?

In the lumen and membrane of the thylakoid system Signup and view all the answers

What is the function of the stroma in a chloroplast?

Aqueous fluid containing chloroplast DNA, ribosomes, and proteins Signup and view all the answers

What are the disc-shaped structures that contain chlorophyll and are found in stacks called grana?

Thylakoids Signup and view all the answers

Where is chlorophyll located within the chloroplast?

Thylakoids Signup and view all the answers

What is the function of the inner membrane of the chloroplast?

Allowing specificity and direction of molecules passing in and out of the chloroplast Signup and view all the answers

What is the role of the stroma lamellae in a chloroplast?

Connecting the grana to each other for broader light capture and providing structure Signup and view all the answers

What is the source of DNA in chloroplasts?

Chloroplast DNA (cpDNA) Signup and view all the answers