Why Was It Initially Expected That Cloned Animals Might Have

question 18

Multiple Choice

Why was it initially expected that cloned animals might have a shorter life span?

• A)The chromosomes of the donor nuclei had shortened telomeres.
• B)The chromosomes of the donor nuclei had lengthened telomeres.
• C)The egg cell had elevated telomerase.
• D)The donor cell had elevated telomerase.
• E)After transplant of the nucleus, telomerase levels climbed precipitously.

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Definitions:

Random Assignment

A method used in experiments to distribute individuals randomly across experimental groups, ensuring that each participant has an equal chance of being assigned to any given group.

Naturalistic Observation

An observational method in which participants are viewed in their authentic surroundings without any meddling by the researcher.

Double-Blind Procedure

An experimental method in which neither the participants nor the experimenters know who is receiving a particular treatment, used to eliminate bias.

Replication

The process of duplicating or reproducing something, such as a scientific study, to verify its results.