In Different Concentrations, Developmental Signals Called _______ Provide Different Positional

question 87

Multiple Choice

In different concentrations, developmental signals called _______ provide different positional information.

• A) MADS box genes
• B) transcription factors
• C) morphogens
• D) segment polarity factors
• E) pair rule factors

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Definitions:

Peroxisomes

Organelles found in virtually all eukaryotic cells that contain enzymes involved in the detoxification of harmful substances and in metabolic pathways.

Vesicles

Small structures within cells that contain fluid or cytoplasm and are used for storing or transporting substances.

Enzymes

Proteins that catalyze and speed up chemical reactions in the body without being consumed or altered in the process.

Dissecting Microscope

A low magnification microscope designed for viewing and manipulating large, detailed specimens, such as biological tissues during dissection.