¿cómo se puede saber si un animal es poliploide? ¿cuántos cromosomas tendrán los gametos de una persona que sea tetraploide?

Ineed the definitions of all of these words nasap i will give 1o points to whoever awnsers

There are multiple lines of evidence that provide support for common ancestry and evolution. write 3-4 paragraphs describing at least three of them in detail. provide at least one example for each line of evidence.

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.