The digestive system as it is the only system associated with consuming food.
Answer:
''Stem cells makes copies of itself whereas differentiated cells can't.''
Explanation:
stem cells function differently from differentiated cells because the stem cells divide and make copies of itself. It has the potential either to remain a stem cell or become another type of cell such as a muscle cell, a red blood cell, or a brain cell if the body needed while on the other hand, differentiated cells are specialized cells which performs specific functions and unable to divide.
Answer:
example
Explanation:
take 1/8 in wire make 8 rings and connect them
print a picture of the milky way and tape it on the wire
then create small planets paint and label
hang from ceiling by clear fishing wire
Mutation is the only evolutionary mechanism that does little to change allele frequencies.