The bicoid protein of a fruit fly is an example of _____.
A. embryonic induction
B. epigenetics
C. differentiation
D. a morphogen
E. assimilation
Answer: D
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Differences in eukaryotic, bacterial, and archaeal transcription are attributable to both polymerase differences and organization of protein-coding genes.
Answer the following statement true (T) or false (F)
Design an enrichment strategy for the isolation of a heterotrophic sulfate-reducer that could help clean up the oil spill in the sediments of the Gulf of Mexico
What will be an ideal response?
Due to high rates of water loss, all woody plants must produce more of which type of tissue?
A. secondary xylem B. secondary phloem C. cork D. bark
The nematocysts of sea slugs should be most effective at protecting individual sea slugs from predation if the predators _____
A) remove small bites of flesh from sea slugs and have long-term memory B) remove small bites of flesh from sea slugs and have no long-term memory C) consume entire sea slugs in one gulp and have no long-term memory D) consume entire sea slugs in one gulp and have long-term memory