An element's atomic number is 59. how many protons would an atom of this element have?

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.

Which soil would most likely be found in the arctic? andisols gelisols histosols spodosols