Which statement below best describes the effect of genetic drift in a population?
The chance of mutations will decrease for all members of the population.
Diversity will greatly increase within members of the population.
The genetic diversity of separated populations will become more similar.
Certain alleles will become more frequent, independent of selection.

Select all the correct answers. for a claim about the natural world to be considered scientific, what attributes must it have? a). it must be open to modification if new evidence doesn't completely support it. b). it must be based on scientific observations that can be repeated in a controlled setting. c). it must be applicable to future events and occurrences. d). it must be consistent with only a small portion of relevant observations or data.