The following are true of dominant and recessive allele-
(A) An individual can have both dominant and recessive alleles
(D )Recessive traits are expressed only if the dominant allele is absent
Explanation:
Genes come in various versions or traits,(i.e. the dominant trait and the recessive trait) .The dominant traits are expressed over the recessive alleles.
Recessive traits are only expressed when the dominant trait is absent .
The reproducing organisms,in each individual has two alleles for each gene (which is one from each parent)
The following are true of dominant and recessive allele-
(A
)An individual can have both dominant and recessive alleles,
(D)Recessive traits are expressed only if the dominant allele is absent
Causes: The problems caused by industrialization, urbanization, immigration, and political corruption. Reconstruction in general after the Civil War also contributed - people were just trying to improve America.
Effects: The 18th Amendment (prohibition of alcohol), the 19th amendment (women's right to vote).
<span>D.) or the Indus Valley</span>
