A Flash of Red Light Followed by a Flash of Far-Red

question 70

Multiple Choice

A flash of red light followed by a flash of far-red light given during the middle of the night to a short-day plant will likely

• A)cause increased flower production.
• B)have no effect upon flowering.
• C)inhibit flowering.
• D)stimulate flowering.

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Definitions:

Differentiate

The process by which cells or tissues undergo a change toward a more specialized form or function, often in response to environmental or genetic factors.

Maternal Effect Genes

Genes of the mother that are transcribed during oogenesis and subsequently affect the development of the embryo. Compare with zygotic genes.

Drosophila Development

The study of growth and development processes in the fruit fly Drosophila melanogaster, a model organism in genetics and developmental biology.

Developmental Genetics

The study of how genetic mechanisms contribute to the process of organismal development, from fertilization to mature form.