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Which of the following organisms will complete cellular respiration in its entirety within the mitochondria?

A) Bacteria
B) Plants
C) Animals
D) Fungi

User CruleD
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Final answer:

Plants, animals, and fungi complete cellular respiration within mitochondria, unlike bacteria that utilize their cell membrane. Organisms which conduct photosynthesis, like plants, produce the glucose used in cellular respiration by both autotrophs and heterotrophs. Therefore, the correct options for organisms that complete cellular respiration fully within mitochondria are B) Plants, C) Animals, and D) Fungi.

Step-by-step explanation:

Among the options provided, plants, animals, and fungi all complete cellular respiration in its entirety within the mitochondria. However, bacteria do not possess mitochondria and therefore perform cellular respiration processes across their cell membrane.

It's important to note that while all organisms perform cellular respiration, only certain organisms are capable of photosynthesis. Plants, algae, and a group of bacteria called cyanobacteria use photosynthesis to convert light energy into chemical energy stored in glucose. Animals, fungi, and most other bacteria rely on these sugars produced by photosynthetic organisms, classifying them as heterotrophs.

Cellular respiration utilizes oxygen and glucose to produce energy. Photosynthesis, on the other hand, produces these components, which are then used by both photoautotrophs and heterotrophs for respiration.

User Alsein
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