0% because if straight hairline is recessive that means it would need 2. Since, Widows peak seems to be dominant, then there would need to be at least 1 dominant. But, there are both people that have recessive traits.
Heterozygous- a certain gene that can carry two different alleles
Homozygous- a certain gene that carries two copies of the same alleles
Answer:
I don't know what you ask but just think yes
Explanation:
Aggregates of mineral form rock
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Explanation: