Rubber factories, smoking cigarettes, and cars.
Answer:
The word sex basically has 2 meanings:
1) sexual activity, sexual intercourse, etc...
2) Or referred to as gender: male or female
Answer:
Explanation:
Several conclusions can be drawn from this observation;
1. The adaptation for fur colour in the mice from both location was similar, this could be because both environments have almost similar conditions.
2. It is also an indication that the dark fur colour may have evolved independently in both populations.
3. Two completely different mutations in two separate genes can generate the same phenotype.
That is because we have more pollution than we did back then
