Brain Energy - Chapter 7

According to the text, which of the following coordinates the metabolism of cells in the human body?

• Body temperature

• Signals from other cells

• Blood pressure

• Nutrient levels in the cell

What is the “driver” of human cells and human metabolism, according to the text?

• Ribosomes

• The nucleus

• Mitochondria

• Hormones

What is the common pathway to mental and metabolic disorders mentioned in the text?

• Nucleus

• Ribosomes

• Mitochondria

• Cell membrane

According to the text, what do mitochondria turn food and oxygen into?

• DNA

• Proteins

• ATP

• Lipids

What was the original form of mitochondria according to researchers?

• A virus

• A bacterium

• A fungus

• A plant cell

What significant event allowed for multicellular life according to the text?

• The development of chloroplasts

• The symbiotic arrangement of mitochondria and host cells

• The evolution of viruses

• The formation of the ozone layer

What is the relationship between mitochondria and chloroplasts as mentioned in the text?

• They are completely unrelated

• They have different names but look and function similarly

• They are the same organelle

• They evolved from different organisms

What role did mitochondria play in the development of eukaryotic cells?

• They were the last organelles to develop

• They were the first organelles to develop

• They did not influence other organelles

• They were not essential for cell function

How many mitochondrial genes are embedded within human DNA?

• 500

• 1,000

• 1,500

• 2,000

On average, how many mitochondria does each human cell contain?

• 10-20

• 100-200

• 300-400

• 500-600