True or false: only those mutations that occur in somatic (body) cells can be passed onto progeny

A. true
B. false


B

Biology & Microbiology

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The yeast Trichosporon beigelii causes ________.

A. white piedra B. histoplasmosis C. black piedra D. athlete's foot

Biology & Microbiology

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

Biology & Microbiology

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.

Biology & Microbiology

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

Biology & Microbiology