Unattached Earlobes (EE or Ee)are Described in the Textbook as Dominant

question 17

Multiple Choice

Unattached earlobes (EE or Ee) are described in the textbook as dominant over attached earlobes (ee) .A couple both have unattached earlobes.Both notice that one of their parents on both sides has attached earlobes (ee) .Therefore,they correctly assume that they are carriers for attached earlobes (Ee) .The couple proceeds to have four children.

• A)They can be certain that three will be heterozygous and one homozygous recessive.
• B)If the first three are heterozygous,the fourth must be homozygous recessive.
• C)The children must repeat the grandparents' genotype (Ee).
• D)All children must have unattached earlobes since both parents possess the dominant gene for it.
• E)Two heterozygous,one homozygous recessive,and one homozygous dominant is a likely outcome,but all heterozygous,or two,three,or all four homozygous are also possible.

---

Definitions:

Period Costs

Expenses that are not directly tied to the production process and are recorded as expense in the period they are incurred, such as selling, administrative, and general expenses.

Variable Cost

Charges that adjust seamlessly with the volume of manufacturing or services provided.

Manufacturing Overhead

The total of all overhead costs associated with the manufacturing process other than direct materials and direct labor. This includes costs such as maintenance, utilities, and equipment depreciation.

Direct Manufacturing Cost

Expenses directly tied to the production of goods, such as labor and materials, but excluding indirect costs like overhead.