For the following traits, the concordances (occurrence of the same phenotype) of MZ and DZ twins are given as percentages. Which trait shows the most genetic as opposed to environmental influence?
What will be an ideal response?
B
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Protists and bacteria are grouped into different domains because _____
A) protists eat bacteria B) bacteria are not made of cells C) protists have a membrane-bounded nucleus, which bacterial cells lack D) bacteria decompose protists E) protists are photosynthetic
Gymnosperms, such as spruces, often dominate high-latitude boreal forests because ________
A. they are less susceptible to freezinginduced cavitation B. they have lower H2O requirements C. they have lower H2O transport capacity D. they generate large tensile forces
All of the following structures of the ear pass
on vibrations from sounds except the
a. hammer b. eardrum c. oval window d. organ of Corti e. cochlea
Considering the ATP cycle, which of the following would have the most potential energy to perform work for cell activities?
a. ATP b. ADP c. AMP d. adenosine