How Maternal-Effect Genes Control Early Drosophila Development

Instructions:

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question 1 of 3

If a female fly is heterozygous for a deleterious mutation in a maternal-effect gene, then what percentage of her eggs will have the wrong maternal-effect genes?

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1. Where are the products of maternal-effect genes located?

2. What class of genes do the maternal-effect genes directly influence?

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About This Quiz & Worksheet

Centering our attention on how fruit flies grow, this quiz and corresponding worksheet will help you gauge your knowledge of the maternal-effect genes and early drosophila development. Topics you'll need to know to pass the quiz include understanding the percentage of eggs that will have the wrong maternal-effect genes when heterozygous as well as knowing the location of the maternal-effect genes products.

Quiz & Worksheet Goals

Use this printable worksheet and quiz to review:

  • Percentage of egg with wrong maternal-effect genes
  • Location of the products of maternal-effect genes
  • Class of genes affected by the maternal-effect genes
  • Function of the maternal-effect genes in flies
  • mRNA

Skills Practiced

This worksheet and quiz will let you practice the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related maternal-effect genes and early drosophila development lesson
  • Interpreting information - verify you can read information regarding mRNA and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about the function of the maternal-effect genes in flies

Additional Learning

To learn more about how all those flies buzzing around your fruit came to be, review the corresponding lesson How Maternal-Effect Genes Control Early Drosophila Development. This lesson will help you:

  • Define what maternal-effect genes are
  • Know how the genes regulate the expression of other genes
  • Identify how segmentation genes are regulated
  • Understand where the transcripts of these genes are located
  • Describe how the maternal-effect genes are translated into proteins
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