For an offspring to dominate a recessive trait, both parents must have at least one dominant allele in their genotype.
Answer:
1.) Why does menstruation begin?
A.) Period happens because of changes in hormones in the body.
2.) How long does the menstrual cycle usually last?
A.) the menstrual cycle lasts 21 to 35 days while bleeding between 2 to 7 days
<u>-TheUnknownScientist</u>
<span> A </span>test cross<span>, involves the breeding of an individual with a phenotypically recessive individual.
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Answer:
C. The high concentration of hydrogen ions in the intermembrane
Explanation:
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