MEK is a kinase that phosphorylates its target proteins on:

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#Question id: 19269

#Unit 9. Diversity of Life Forms

The sporophytes of mosses depend on the gametophytes for water and nutrition. In seed plants, the reverse is true. From which seed plant sporophyte structure(s) do the immature (unfertilized) gametophytes directly gain water and nutrition? 

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#Question id: 1916

#Unit 4. Cell Communication and Cell Signaling

 Which of the following is an example of a known oncogenic virus?

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#Question id: 31376

#Unit 2. Cellular Organization

In S. cerevisiae, DNA replication is tightly controlled, and DNA should replicate once per cell cycle. Choose the INCORRECT statement regarding why the cells do not re-replicate their DNA in the S-phase?

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#Question id: 29454

#Unit 6. System Physiology – Plant

Identify A, B and C in auxin synthesis

a. Tryptophan (Trp)----------A-------------→ Indole-3-pyruvic acid 

b. (IPA) -----------B------------→ Indole-3-acetaldehyde (IAld)

c. Indole-3-acetaldehyde (IAld) ------------C-----------→ I3AA

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#Question id: 12569

#Unit 10. Ecological Principles

Use the information below about quail habitats to answer the following questions. Which of these represents the best quail habitat in terms of fragmentation and edge