SINEs in molecular phylogenetics are
a. Substituted Integrated Elements.
b. Short Interspersed Elements.
c. Single Insertion Elements.
d. Smart Innovative Entrepreneurs.
e. Species Inter-related Elements.
B
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When many genes of an organisms are globally regulated, those genes are considered as regulon genes. What is the common theme of such genetic regulation?
A) Genes of regulons are silenced by a common repressor. B) Genes of regulons are able to transcribe mRNA independent of regulation. C) Genes of regulons are much more stable than non-regulon genes. D) Genes of regulons are much less stable than non-regulon genes. E) Individual genes of regulons are regulated independently of each other.
You have identified an enzyme that appears to be involved in the addition of palmityl group (a fatty acid) to certain proteins. Knowing that palmitoylated proteins are usually targeted for delivery to the plasma membrane, in which organelles might this enzyme be expressed?
A. Golgi apparatus and nucleus B. Golgi apparatus and endoplamic reticulum C. Endoplamic reticulum and ribosomes D. Endoplamic reticulum and nucleus
A major paradox of development is how highly _________________ genes can produce diverse morphologies.
Fill in the blank(s) with the appropriate word(s).
The earliest fossils of anatomically modern H. sapiens in Europe and most parts of Asia date to:
a. ˜2,000 years ago. b. ˜4,000 years ago. c. ˜10,000 years ago. d. ˜40,000 years ago. e. ˜100,000 years ago