What are transcription factors and how do they address the G-value paradox?
What will be an ideal response?
ANS:
Transcription factors are proteins that bind to and regulate DNA expression. Through manipulating the ex-pression of genes, transcriptional factors can increase the complexity of a genome's regulatory network and the organism's phenotypic complexity.
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Use the following graph to answer the following question(s).
The cookies with the least amount of fat had more cells around 500 ?m in size than did the cookies with the most amount of fat.
Answer the following statement true (T) or false (F)
In a chemical reaction, the standard free energy change (?G°') is calculated to be 3.67 cal/mol. What can be said of the chemical reaction?
A) The reaction is at equilibrium under standard conditions. B) The reaction goes spontaneously to the right under standard conditions. C) The reaction is not spontaneous under standard conditions. D) Products predominate over reactants at equilibrium under standard conditions. E) There can be no reaction.
An example of an animal already extinct, as a result of poaching, is the:a
rhino. b. passenger pigeon. c. macaw. d. Carolina parakeet. e. wolf.
If temperatures suddenly rise 5 to 10º C, ________ proteins are produced to help stabilize other proteins.
A. heat shock B. photosensitive C. denatured D. chilling E. oxidative