fredo9896 fredo9896

01-05-2018
Biology

contestada

Down syndrome is also known as trisomy-21 because individuals with down syndrome ____.

Respuesta :

ezequiasbeauchp7t3ak ezequiasbeauchp7t3ak

10-05-2018

with three copies of chromosome 21 instead of the usual two. Prior to or at conception, a pair of 21st chromosomes in either the sperm or the egg fails to separate.

Answer Link

Otras preguntas

how to write 430, 290, 100 in expanded form?

a square photo display board is made up of 60 rows of 60 photos each the area of each square photo is 4 square inches how long is each side of the display board

Who helped pay for settling the James River colony?

a middle school scored three field goals worth three points each and two touchdowns worth six points, where each touchdown also had an additional score of two p

9 hundred thousands equal how many tens

what is the names for plants that survive a major disturbance?

solve 5c + 4 = -26A. 6B. -6C. -4.4D. 3solve 3x - x + 2 = 12A. -5B. 4C. 7D.5solve 3(x + 1) + 6 = 33A.10B. 8C. 8.7D. -8solve [tex] \frac{y}{-6} [/tex] + = 9A. 24B

Chemical equation of photosynthesis?

I do roadwork site 20 cones are placed on 50 feet of road. at this rate, how many cones are placed along 35 feet of road?

How do you solve 12,324,904 in word form