The mutation which reduce the efficiency of -10 & -35 element known as 

 a.Null mutation

 b. Down mutations 

 c. Up mutations 

 d. Zero mutations

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#Question id: 12964

#Unit 10. Ecological Principles

Where would an ecologist find the most phytoplankton in a lake?

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#Question id: 26571

#Unit 3. Fundamental Processes

Which of the following is required to initiate modifications of histone H3 (deacetylation of K9 and K14, followed by methylation of K9) in human

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#Question id: 16965

#Unit 11. Evolution and Behavior

In an adaptive radiation, numerous related lineages arise in a relatively short time and evolve in many different directions as they adapt to different habitats or ways of life. Radiation, rather than directional trends, is perhaps the most common pattern of long-term evolution. Which statements is not true for adaptive radiation?

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#Question id: 28689

#Unit 2. Cellular Organization

 A special type of endoplasmic reticulum of muscle cells that involved in increasing the cytosolic Ca2+ concentration for skeletal muscle contraction ? 

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#Question id: 11578

#Unit 7. System Physiology – Animal

During a stressful interval, ________.