The genetic diversity within a species of a
given region is called the
a. biodiversity.
b. dominance hierarchy.
c. biogeographic distribution.
d. biome.
e. community
A
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The modern lifestyle of humans has generated an apparent increase in the frequency of some conditions, as compared to our hunter-gatherer ancestors. Which of the following is NOT one of them?
A) breast cancer B) myopia C) obesity D) lactose intolerance E) None of these.
Which of these would be considered a cis-regulatory element for a gene?
A. Methylation of DNA preventing transcription B. A region of DNA sequence upstream of a gene where transcription factors bind C. A DNA binding protein that functions to repress transcription D. A protein that binds to an enhancer to activate gene expression E. a ribosome that translates a mRNA sequence to produce a transcription factor
Mitochondria originated from proteobacteria.
Answer the following statement true (T) or false (F)
Atomic force microscopes use a scanning probe that maintains a fixed distance from the surface of the specimen. It is useful for specimens that ________.
A. neither do not conduct electricity well nor have extremely uneven surfaces is correct B. both do not conduct electricity well and have extremely uneven surfaces are correct C. do not conduct electricity well D. have extremely uneven surfaces