Because if we use too much coal we are wasting fossil fuels and burning coal hurts the environment so the alternative energy sources provide clean energy
The number and appearance of chromosomes in a cell is called a karyotype. A karyotype can only be seen and studied with a microscope. ... Karyotype analysis can reveal abnormalities, such as missing chromosomes, extra chromosomes, deletions, duplications, and translocations.
Link:https://study.com/academy/lesson/karyotype-definition-disorders-analysis.html
Note: This information has been taken out of a website.
Answer:
50% slipper footed, 50% non-slipper footed
