Answer:
a trait is a characteristic, such as color or size, that is inherited by an offspring from its parents. The genes that control a trait come in pairs, one gene from each parent. If a gene pair contains a dominant allele, then the offspring will show this dominant trait.
step by step:
Answer: I hope it helps!!
Explanation: I can't really explain on computer through a keyboard and stuff lol, but it's worked out. Please let me know if it's wrong :-)