Downs Syndrome is a genetic disorder characterized by what?
all body cells having an extra chromosome
all body cells missing a chromosome
all sex cells having an extra chromosome
all sex cells missing a chromosome
2006-12-14 04:19:53 · 8 answers · asked by ram1bali 1 in Science & Mathematics ➔ Biology
Down syndrome is a chromosomal abnormality characterized by the presence of an extra copy of the 21st chromosome (in all body cells).
2006-12-14 04:31:07 · answer #1 · answered by Suedoenimm 3 · 0⤊ 0⤋
A baby born with Down Syndrome has an extra chromosome. That would mean the cells within the baby has an extra chromosome.
2006-12-14 06:36:05 · answer #2 · answered by ♪♥Annie♥♪ 6 · 0⤊ 0⤋
all body cells have an extra chromosomes- 47 an extra chromosomes from the mother,
2006-12-14 04:29:23 · answer #3 · answered by cute-goddess 5 · 0⤊ 0⤋
it's the sex cells having an extra chromosome
2006-12-14 04:36:05 · answer #4 · answered by ♨ Wisper ► 5 · 0⤊ 2⤋
All body cells, except in Mosaic Down syndrome.
2006-12-14 06:04:29 · answer #5 · answered by Smom 4 · 1⤊ 0⤋
that's certainly hereditary. even with the undeniable fact that, you and your boyfriend can take assessments ahead of theory to make certain how in all possibility you're to have a infant with downs (and different problems) in the previous having a baby. If it seems which you're at severe possibility, you could continually undertake.
2016-12-30 09:54:10 · answer #6 · answered by sessums 3 · 0⤊ 0⤋
all body cells having an extra chromosome
high school biology...
2006-12-14 04:27:31 · answer #7 · answered by Kyle S 1 · 1⤊ 0⤋
This might be helpful
http://sensitive-psychoworld.blogspot.com/
2006-12-15 12:54:02 · answer #8 · answered by LIz 4 · 0⤊ 0⤋