Down syndrome (Trisomy 21) is the result of nondisjunction during meiosis. Describe a cell in Anaphase II that is undergoing nondisjunction assuming 2n=4 in the original
parent cell.

Which of these statements are true about scientific theories and hypothesis

The united states produces an average of 429 billion pounds of food annually. about 133 billion pounds of that food ends up as waste. the percentage of food that the united states wastes each year is %.

Which type of respiration takes place when there is no oxygen present