Answer:
Three ways a scientist can reduce bias include: 1) Sampling a larger pool (assuming the subjects are human) in order to broaden recorded data. 2) Making sure to sample more than one group. This means to not just sample one's friends, etc.
Gametes are mature haploid cells, or sex cells. When gametes unite with others from the opposite sex in the form of fertilization they create a zygote which then forms an embryo etc. At the end of meiosis the gametes only have <u>half</u> the chromosomes of the organism (only one copy of DNA)
Answer: C. It allows gametes to have half the original number of chromosomes of the organism.
