1.2 Endosymbiosis theory

Question 1

name 5 similarities between Mitochondria and Chloroplasts

Answer 1

• double membrane
• highly folded inner membrane
• circle of DNA for self replication
• both have ribosomes
• both produce ATP

Question 2

Name 3 STRUCTURAL differences between Mitochondria and Chloroplasts

Answer 2

• mito: cristae,
  chloro: thylakoid membrane
• mito: do not
  chloro: photosynthetic pigments,
• mito: have an inner matrix,
  chloro: have a stroma

Question 3

what does the endosymbiosis theory suggest

Answer 3

mitochondria and chloroplasts were once living bacteria, before being engulfed by ancient bacteria, maintaining a symbiotic relationship

Question 4

state FUNCTIONAL differences between Mitochondria and Chloroplasts

Answer 4

mito: produce energy(ATP)
Chloro: store energy in organic material

Question 5

what evidence proves endosymbiosis

Answer 5

chloro + mito both have their own DNA