29. B
30. EXO means your EXporting it out of the cell so the answer would be C
Answer:
<em>The correct option is C) Mitochondrial DNA can be traced for generations.</em>
Explanation:
The mitochondria are the organelles of the animal cell which contain their own genome. This genome also has the ability to produce proteins. The mitochondrial DNA passes from the mother to the children and remains identical. We can say that the mother and the children will possess the same mitochondrial DNA. In this manner, the mitochondrial DNA can be traced for generations as it remains the same for generations.
This is strong evidence for the hypothesis that the chroloplast originated ais a symbiotic cyanobacteriam that became permanentely incorporated into its host.the complete genome sequence of cyanobacteria and of the higher plant arabidopsis thaliana leave no doubt tha chroloplast originated through endosymbiosis from a cyanobacteriam
Its called the greenhouse effect