How many copies of each chromosome are in a sex cell

Recommend a strategy for incorporating sustainable human activity into a tropical rain forest biome.

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection

Which type of landform forms at the plate boundary as a result of divergent stress