Your professor wants you to construct a phylogenetic tree of orchids. She gives you tissue from seven orchid species and one lily. What is the most likely reason she gave you the lily?

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#Question id: 20294

#Unit 7. System Physiology – Animal

The rate-limiting step during the synthesis of all steroid hormones is done by which enzyme? 

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#Question id: 1103

#Unit 4. Cell Communication and Cell Signaling

An inhibitor of which of the following enzymes could be used to block the release of calcium from the endoplasmic reticulum?

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#Question id: 28653

#Unit 2. Cellular Organization

Which of the ubiquitin-protein ligases to allow loading of replicative helicases on DNA replication origin by degradation of geminin in metazoans?

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#Question id: 3575

#Unit 8. Inheritance Biology

Phenylketonuria a metabolic disease in human is caused by recessive allele k. if two heterozygous carriers of allele marry and have three children, what will be the chance that one normal and another two affected?

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#Question id: 14501

#Unit 13. Methods in Biology

In a population having 50% rice consumers, what is the probability that three or less out of 10 are rice consumers?