A Hydatidiform Mole Is an Abnormal Union of the Ovum

question 350

Multiple Choice

A hydatidiform mole is an abnormal union of the ovum and spermatozoon that produces hundreds of fluid-filled sacs but no ________.

• A)HCG
• B)uterus
• C)embryo
• D)tumor

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Definitions:

Epigenetics

The study of heritable changes in gene expression that do not involve changes to the DNA sequence.

General Transcriptional Machinery

A complex of proteins and enzymes in cells necessary for the transcription of DNA into RNA, involving various transcription factors and RNA polymerase.

Regulatory Proteins

Proteins that control the expression of genes, the activity of enzymes, and the flow of signals in cells, maintaining homeostasis and coordinating biological processes.

Promoter

A region of DNA that initiates transcription of a particular gene, responsible for the regulation of gene expression.