You perform a cross between two true-breeding strains of zucchini. One has green fruit and the other has yellow fruit. The F1 plants are all green, but when these are crossed, the F2 plants consist of 9 green : 7 yellow. Explain this result. What were the genotypes of the two parental strains

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Explanation:

Due to technical problems, you will find the complete explanation in the attached files  

i think the answer is c hope this

well first you need the sample of the temperature and gas level. i couldnt write a hypothesis unless i had some data. i think temperature changes will effect volumes of gas because gas changed into a solid or liquid at specific temperatures.