The answer to this question would be: The soil
Answer:
50% chance of their son being colorblind
Explanation:
A Punett square for the man’s mom and dad shows that he definitely has colorblindness and his genotype is XcY
A Punnett square for the woman shows she is a carrier for colroblindness and her genotype is XcX
The chance of having a son is 50% and the chance of that son having colroblinness is 50%
It is asking for one trait or characteristic that can be seen visibly and environmental traits are characteristics caused by your geographic location for example African people have more melanin in their skin because they live closer to the equator and it protects them from getting sun burnt.
The answer to your question is bacteria
The size of 7 hot Cheetos