A- valve replacement
b- stents
x- heart transplant
Answer - <span>Fertilization would result in a zygote with twice as many chromosomes as the parents.
Reasoning - Without Proper stable form of stages it would double and the cells wont be able to survive in the next generation.</span>
<span>it is a polysaccharidee </span>
Answer:
The fundamental law of inheritance.
Explanation:
He is responsible for our knowing that genes come in pairs and are inherited as units (alleles), one from each parent.