20 points
If you mate a black chicken with a white chicken and the offspring have
BOTH black and white feathers, this is known as

codominance

Explanation:

This is when both traits are fully and separately expressed.

another ex: white flower + red flower = red/white flower

burning of wood and coal

explanation:

the panel also concluded there's a better than 95 percent probability that human-produced greenhouse gases such as carbon dioxide, methane and nitrous oxide have caused much of the observed increase in earth's temperatures over the past 50 years.

thinking it would be physical characteristics