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Whitepunk [10]
3 years ago
8

Roferring to the reference periodic table, what do the elements fluorine, chlorine, and bromine have in

Biology
2 answers:
devlian [24]3 years ago
6 0

Answer:

d

Explanation:

they are in the same group/family so that means they have the number of valence electrons

Serggg [28]3 years ago
5 0

Answer:

c.All are halogens, so they are not very chemically active,

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Explanation:

a. Since both the parents are carriers, they have one allele that is the gene for the normal trait and one gene that is for the sickle cell trait. So the genotypes of the parents are Hh

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