Answer:
1)The atomic mass number of an element
2)The relative electronegativity of an element
3) The period of an element
Answer:
i don't think the vaccine will help. a lot of people died from it.
Explanation:
Answer:
50% or 1/2 of the children will be heterozygous.
50% or 1/2 of the children will be recessive hom0zygotic.
Explanation: