Living things breath, feel, and smell.
Most living things have those characteristics.
I’m not 100% sure, but I hope I helped a bit.
Answer:
He used peas because they are self pollinating,they grow fast,and they have many traits
Answer:
1. are heterozygous for the disease.
Explanation:
<em>Since the disease causes the death of chicks before hatching, it means that those with the disease cannot be found in the population. In order for the allele of the disease to be passed from generation to generation, there must be parent birds that are carrying the disease in heterozygous state.</em>
Option 1 is the correct option.