The Most Specific and Sensitive Method for Detecting Genetic Defects

question 15

Multiple Choice

The most specific and sensitive method for detecting genetic defects in an embryo is __________.

• A) amniocentesis
• B) chorionic villus sampling
• C) PGD
• D) karytotyping
• E) recombinant DNA techniques

Understand the experiment and evidence that supports the semiconservative model of DNA replication.

Distinguish between the leading and lagging strands during DNA replication.

Explain the role of various enzymes and factors involved in DNA replication including helicase, ligase, and primase.

Describe the significance of telomerase in chromosome integrity and cell aging.

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Definitions:

Appetitive Aggression

A form of aggression driven by a desire to pursue and harm others, not out of fear or anger, but for a sense of reward or pleasure.

Heterosexual Relationships

Romantic or sexual relationships between individuals of opposite sexes.

Social Standards

Accepted behaviors and norms within a society or group.

Neurotransmitter

A chemical substance that is released at the end of a nerve fiber by the arrival of a nerve impulse and, by diffusing across the synapse, causes the transfer of the impulse to another nerve fiber, a muscle fiber, or some other structure.