B is unsustainable as this is a practice of intensive farming usually conducted indoors, and is resource and energy expensive. C is unsustainable because groundwater is a limited resource and groundwater can take 1000s of years to be recharged. D is unsustainable as this involves moving water across vast distances and is expensive and ecologically damaging. A is sustainable as drought-resistant plants would in the long run use less water.
Both are used for energy to the body.
A bacteria cell is a prokaryote.
1 the child could get the trait from the grandparents
2 same as the answer on # 1
3 100# I answered that question a in lab in class
