Ch 3, 7 developmental aspects of cells Flashcards
1
Q
stem cells
A
undifferentiated cells that can develop into any needed type of cells
2
Q
apoptosis
A
programmed cell death (Normal way)
3
Q
hyperplasia
A
increased rate of cell division
4
Q
atrophy
A
shrinkage and los of tissue
5
Q
telomere
A
nucleotide tail on chromosome-protects the DNA
may determine the number of times a cell can divide
tail gets shorter with each division
at minimum length, cell cannot divide
