Definitely #2 is the answer
Gill ridges and a bony tail....
To estimate the prevalence of vitamin D deficiency (25(OH)D) <50 nmol/L among recently arrived immigrants from Africa and Asia in Oslo, and to explore 25(OH)D levels according to origin, gender and age.
The answer is nucleus acids
Answer:
C: Transmission Electron Microscopy
Explanation:
Transmission Electron Microscopy shows the complex internal membrane structure of mitochondria