Cells Genetics Human Body Meteorology Phyisics
100
How many chromosomes are in the human body cell?
(Only put the number)
46
500
What is a Genetic Disorder Dealing with the 21st chromosome causing developmental and intellectual delays.
Down Syndrome






7th Grade Science EOG Reiveiw

Press F11 for full screen mode



Limited time offer: Membership 25% off


Clone | Edit | Download / Play Offline