Att plant is crossed with a tt. what percentage of the offspring will be tall

Which statement describes how favorable traits in a population relate to natural selection? they are the only traits that ever exist in the population. they build in the population over time. they are rarely passed on to offspring. they are found only in a few individuals within the population.

If this person had son,what,sex chromosome did they give their son? a.x b.y c.neither d.we need more information to know for sure

Which of these factors best explains why liquid exists on earth