Cleavage of the carotenoid by the enzyme NCED (9-cis-epoxycarotenoid dioxygenase) is a rate-limiting highly regulated step in ABA synthesis that produces the 15-carbon precursor molecule xanthoxin in

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#Question id: 3854

#Unit 3. Fundamental Processes

In prokaryotes, the presence of a protein called rho will:

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#Question id: 19103

#Unit 6. System Physiology – Plant

During infection, most bacteria remain in extracellular spaces and use a specialized mechanism, to deliver bacterial effector proteins into the plant cell that is

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#Question id: 15667

#Unit 8. Inheritance Biology

You set up the following dihybrid mapping cross in fruit flies. 

P e+e+ roro cq cq x ee ro+ro+ cq+cq+. After backcrossing F1 males to ee roro cq cq females, you get the following results: gray body, rough eyes, claret eyes 576; ebony body, smooth, red eyes 564. How can you explain this result?

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#Question id: 11994

#Unit 10. Ecological Principles

In mountainous areas of western North America, north-facing slopes would be expected to

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#Question id: 5206

#Unit 11. Evolution and Behavior

A microarray known as a GeneChip, with most now known human protein coding sequences, has recently been developed to aid in the study of human cancer by first comparing twothree subsets of cancer subtypes. What kind of information might be gleaned from this GeneChip to aid in cancer prevention?