Chloroplast and mitochondrion-quetions

How many membranes does the mitochondria have?

• 1

• 2

• 3

• 4

How many membranes does the chloroplast have?

• 1

• 2

• 3

• 4

How many major domains are subdivided by the inner mitochondrial membrane?

• 1

• 2

• 3

• 4

What is the cristae?

• proteins responsible for the import of mitochondrial matrix proteins

• energy transducers

• many deep folds that are characteristics of the inner mitochondrial membrane

• enzyme responsible for ATP synthesis.

Matrix has a ______________ -like consistency owing to the presence of a high concentration of water-soluble proteins.

• water

• dry

• gel

• air

What is a porins?

• proteins

• ATP

• integral proteins that have relatively large internal channel.

• water soluble molecules.

Which of the following is INCORRECT evidence to support the endosymbiotic theory?

• Mitochondria are self-repeating bodies like microscopic organisms

• Mitochondria have their own particular DNA

• Mitochondrial ribosomes, and enzymes are similar to the bacteria

• Mitochondria and bacteria differ in size

The fluid like substance found inside the chloroplast is called

• Cytoplasm

• Stroma

• Thykloids

• Cell Wall

Increase the surface area available for ATP synthesis

• cristae

• matrix

• outer membrane

• ATP synthase

What is the main function of chloroplast?

• Mitosis

• Meiosis

• Translation

• Photosynthesis