INTRODUCTION
CELL STRUCTURE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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mitochondria
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endoplasmic reticulum
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golgi complex
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lysosome
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Detailed explanation-1: -The endoplasmic reticulum (ER) is a network of membrane-enclosed tubules and sacs (cisternae) that extends from the nuclear membrane throughout the cytoplasm (Figure 9.1). The entire endoplasmic reticulum is enclosed by a continuous membrane and is the largest organelle of most eukaryotic cells.
Detailed explanation-2: -Mitochondria (singular, mitochondrion) are often called the powerhouses or energy factories of the cell. Their job is to make a steady supply of adenosine triphosphate (ATP), the cell’s main energy-carrying molecule.
Detailed explanation-3: -A nucleus is an organelle that is present in both plant and animal cells. It controls all the activities of the cell. Cell wall and chloroplasts are present only in plant cells.
Detailed explanation-4: -Mitochondria are known as the powerhouses of the cell. They are organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell.