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

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.