Answer:
There is a 50% chance their child will have blue eyes.
For making bones I think it's Magnesium
Answer:
A) ? I would assume this because the plasmid lacks the fragment.
The population growth or population recovery will be an exponential growth curve. The linear fit on the given data will help model the recovery of the population in future time. The attached image shows the linear fit and its extrapolation till the year 3000. The linear fit gives a good underestimate of the population in the years after 2530. Hence the answer is D. a date in the distant future.