Answer:
the number of electrons shared
Genetic engineering is technically the design of tools to expose the DNA of parents and offspring, and breeding practices are just like Punnett Squares.
It IS NOT A because after a fire, soil remains, so it would be secondary, not primary. D is INCORRECT because after a volcano, only rock is left so it is primary succession, not secondary.
If you can post the picture I could tell you the correct answer.
Answer:
why k how to do this im only in 1st grade now wheres my brain
Explanation: