NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL ORGANELLE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which organelle provides the cell with energy?
A
Cell Wall
B
Mitochondria
C
Vacuole
D
Cytoplasm
Explanation: 

Detailed explanation-1: -Mitochondria are membrane-bound cell organelles (mitochondrion, singular) that generate most of the chemical energy needed to power the cell’s biochemical reactions. Chemical energy produced by the mitochondria is stored in a small molecule called adenosine triphosphate (ATP).

Detailed explanation-2: -Mitochondria, using oxygen available within the cell convert chemical energy from food in the cell to energy in a form usable to the host cell. The process is called oxidative phosphorylation and it happens inside mitochondria.

Detailed explanation-3: -Mitochondria are tiny organelles inside cells that are involved in releasing energy from food. This process is known as cellular respiration. It is for this reason that mitochondria are often referred to as the powerhouses of the cell.

Detailed explanation-4: -Mitochondria interact with the endoplasmic reticulum, lysosomes, cytoskeleton, peroxisomes, and nucleus in several ways, ranging from signal transduction, vesicle transport, and membrane contact sites, to regulate energy metabolism, biosynthetic processes, apoptosis, and cell turnover.

Detailed explanation-5: -Mitochondria is the organelle that provides energy to the cell. It is a tiny oval shaped organelle found in the cytoplasm of eukaryotic cells and is not found in prokaryotic cells. Aerobic respiration occurs in mitochondria that generates energy for the cell. Energy is generated in the form of ATP.

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