True or false: only those mutations that occur in somatic (body) cells can be passed onto progeny
A. true
B. false
B
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The yeast Trichosporon beigelii causes ________.
A. white piedra B. histoplasmosis C. black piedra D. athlete's foot
The quaint northern resort town of Ejemplo Lago, known for its ice fishing and maple syrup production, has experienced an unusually hot summer, followed by a temperate fall. By December 1, the eponymous lake has still not frozen over; in fact, the temperature has not fallen below 4°C. Other than being forced to cancel the annual Fish and Flapjacks Charity Breakfast, what other effects can the residents of Ejemplo Lago expect?
a. a reduction in subsurface algal growth b. increase in spring lakeside plant growth c. an overall reduction in biodiversity d. a significant reduction of migratory birds
The fact that freckles tend to be inherited with red hair is counter to which of Mendel's assertions?
a) A single phenotype is dictated by two genes carried in each cell. b) There are only two alleles possible for a trait. c) Genes for different traits sort independently of each other. d) One allele is always fully dominant over another. e) Two copies of genetic instructions are carried per cell for a given characteristic.
Enthalpy is______.
a) all of the choices are correct b) the total energy content of a system c) the energy available to do work d) the energy available to do work and the total energy content of a system e) named after J. Willard Gibbs