Part of us humans daily life.
You need to give context to this question..... or a picture.....
The tundra biome has permafrost
<span> Answer: 1/4 will by AB, type AB blood; 1/4 will be AO, or type A Blood; 1/4 will be BO, or type B blood; 1/4 will be OO, type O Blood</span>
D is the answer. A gene is a part of a chromosome.