AP BIOLOGY

PHOTOSYNTHESIS

THE CHLOROPLAST

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
True or False:Chloroplasts are ALWAYS very small compared to the size of the cell.
A
True
B
False
Explanation: 

Detailed explanation-1: -The Structure and Function of Chloroplasts Plant chloroplasts are large organelles (5 to 10 m long) that, like mitochondria, are bounded by a double membrane called the chloroplast envelope (Figure 10.13).

Detailed explanation-2: -Chloroplasts are commonly found in guard cells located in plant leaves, roughly 1–2 m thick and 5–7 m in diameter. Chloroplasts are oval-shaped and have two membranes: an outer membrane and an inner membrane. Between the outer and inner membrane is the intermembrane space approximately 10-20 nm wide.

Detailed explanation-3: -What is a chloroplast? A chloroplast is an organelle within the cells of plants and certain algae that is the site of photosynthesis, which is the process by which energy from the Sun is converted into chemical energy for growth.

Detailed explanation-4: -The membrane-bound matrix of chloroplasts is stroma and within the stroma, thylakoids are present that are a kind of grana. Hence, Both chloroplast and mitochondria have an interior compartment, the thylakoid membrane is that the wrong statement.

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