Answer:
a. The maternal copy of UBE3A is expressed and the paternal copy is silenced.
Explanation:
When UBE3A chromosome is in neurons, paternal allele is silent and maternal allele is expressed in process of genomic imprinting. In some cases UBE3A is expressed from both paternal and maternal chromosomes. The paternal chromosome is blue whereas maternal chromosome is magenta.
Answer:
only helium makes balloons go up so the answer is helium
Explanation:
The answer is C. sooooooooooooooooooooooooooooooooooo i whve to take up space
<span>Traits are determined by proteins that are built according to the instructions stored in the genes.</span>
