The table shows a mutation in a DNA sequence. Original
GCATATGCTATAGCGACT

Mutated
GCATTGCTATAGCGACT

What type of mutation is depicted in the table?
O A. deletion
OB. insertion
O C. substitution
D. point

Which is an example of a population?

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

Which is not a likely outcome after extensive irrigation of dry farmland? useless, unproductive soil salinization of the soil depletion of groundwater nutrient-rich soil