Answer:
Brown is dominent and black is recessive.
Explanation:
Three of the four puppies have brown hair and only one puppy has black hair.
When the blending of traits occurs, it is referred to as the principle of incomplete dominance.
Functions of blood:
1. Blood carries oxygen from and carbon dioxide to lungs, nutrients from guts, urea from the liver.
2. It contains anti-bodies, hormones, haemoglobin and many other substances.
3. It distributes heat around the body.
Answer:
The
answer to the question is d
