The correct answer would be D.
After many generations, only those with genes suitable to live in harsh environments can live. These genes are passed onto their offspring and then we see a rise in antibiotic resistant strains of bacteria such as Methicillin Resistant Staphylococcus Aureus (MRSA).
Answer: Wind
Explanation:
A renewable source of energy won't be artificial or man- made. It's energy that won't run out.
C. To predict the outcome of an event in the real world
Meristems are cell divisions. Trees grow by the cell divisions
<span />
A testable question is a question that can be answered and solved by creating and conducting an experiment. Testable questions are often about changing one item to see what impact it has on another.
Example:
Does changing the height of the ramp affect the speed of the skateboard going down the ramp?