Homeotic genes are responsible for:

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#Question id: 19106

#Unit 8. Inheritance Biology

Assume that mating is random. First, consider an autosomal recessive disease that is usually lethal in childhood, and that has an incidence among newborns of 1/3000. What mutation rate would be required to maintain this frequency in the population? 

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#Question id: 18670

#Unit 13. Methods in Biology

Quantitative analysis i.e., measurements of the relative amounts of different proteins in a sample can be achieved by 

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#Question id: 1991

#Unit 4. Cell Communication and Cell Signaling

Why can normal immune responses be described as polyclonal?

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#Question id: 15300

#Unit 5. Developmental Biology

In hippo signaling pathway, the activation of the Cdx2 gene in the trophoblast cells appears to be regulated by the Yap protein, which in turn is a cofactor for the transcription factor Tead4. Tead4 is found in the ________blastocyst

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#Question id: 12582

#Unit 10. Ecological Principles

Which of  the  following  describes carbon dioxide,  methane, and  water  vapor re-reflecting infrared radiation back toward Earth?