The availability of genomic data has allowed scientists to construct more accurate phylogenetic trees than those based on fossil evidence alone
a. True
b. False
Indicate whether the statement is true or false
True
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Epithelial cells serve as a barrier to prevent non-specific movement of chemicals from one side of the epithelium to the other side.
a. true b. false
What part of the olfactory sensory neuron is located in the olfactory epithelium?
A. dendrites B. the cell body C. axons D. interneurons
Some species of Streptococcus, when grown on blood agar, produce a complete hemolysis with the formation of a clear zone around the colony; this is referred to as ________.
A. alpha-hemolysis B. gamma-hemolysis C. beta-hemolysis D. None of the choices are correct.
Which of the following statements is inconsistent with the results from investigations of genetic vs. environmental influences on IQ shown on the previous slide?
1.Children raised apart from a biological parent generally have IQs as similar to the parent as children who were raised by that parent.
2.Differences in IQ between siblings reared together are attributed both to variations in environment and to the fact that only half their genes are shared.
3.Nonbiological sibling pairs reared together show more concordance in IQ scores than would be expected based on degree of relatedness.
4.Differences in IQ between monozygotic twins reared separately can be attributed to environmental influences.