Zygote could get an extra chromosome from either sperm or egg cell. In turn, these cells can get it from non-disjunction during either meiotic division. Generally, egg cells contributes to extra chromosome more often.
Finding a professional expert in "partial differential equations" in the advanced level is difficult.
You can find this expert in "Assignmentexpert.com" with confidence.
Exceptional experts! I appreciate your help. God bless you!
Comments