If Your Grandmother Gave You Two Plants and Told You

question 65

Multiple Choice

If your grandmother gave you two plants and told you that they were clones of another plant,you would know that they were

• A)offspring that are produced sexually and are genetically identical to their parent.
• B)offspring that are genetically identical to their parent only.
• C)produced by asexual reproduction only.
• D)offspring that are produced asexually and are genetically identical to their parent.
• E)produced by sexual reproduction only.

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Definitions:

Graded Response

A response that varies directly with the strength of the stimulus, as seen in the incremental increase in a muscle's contraction strength in relation to stimulus intensity.

Lag Phase

One of the three phases of muscle contraction; time between the application of the stimulus and the beginning of muscular contraction; also called latent phase.

Muscle Twitch

Contraction of a whole muscle in response to a stimulus that causes an action potential in one or more muscle fibers.

Sarcoplasmic Reticulum

The Sarcoplasmic Reticulum is an organelle in muscle cells storing calcium ions, essential for muscle contraction and relaxation.