1) they have similar chemical properties.
for example fluorine from the 17th column is a non metal so does all the elements of that group.
2)they have same valence electrons in their outermost shell
example
electronic configuration of
hydrogen 1, lithium 2,1, sodium 2,8,1 and so on.
3) have same valency.
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.
Answer:
Then the prey that the fox eats would over populate and it would mess up the whole ecosystem.
Explanation:
I think it’s weather not sure tho sorry it’d it’s wrong