Sea Turtles Are Endangered,in Part Because of Human Encroachment on the Beaches

question 37

Multiple Choice

Sea turtles are endangered,in part because of human encroachment on the beaches where they lay eggs.You are working with a team to help protect turtle nests and hatchlings from curious beachgoers.Someone suggests putting a fabric dome over each nest to keep people away.What is your response?

• A)"That will have several benefits,including protecting the nests from rough weather and hurricanes."
• B)"That would create a new problem if it blocked the females,since the females sit on the nests to keep them warm."
• C)"That might create a new problem.Sea turtles use temperature-dependent sex determination,and lowering the temperature of the nest will likely change the sex ratio of the hatchlings."
• D)"That would create a new problem if it blocked the males.The males have to be able to dig into the nest to fertilize the eggs."

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Definitions:

Developmental Genetics

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

Drosophila Melanogaster

A species of fly commonly used in genetic research, known for its quick life cycle and relatively simple genome, which makes it an ideal model organism.

Genetically Dissimilar

Genetically dissimilar indicates a difference in the genetic makeup or DNA sequence among organisms, leading to diversity within species.

Chimeras

Organisms containing cells from two or more different species, often created through genetic engineering.