Which of the following areas is not known to contain stem cells?

A) the umbilical cord B) bone marrow C) the skin D) muscle


Answer: D

Biology & Microbiology

You might also like to view...

Andro has all of the following effects on males,

EXCEPT _____? a. increased hair loss b. shrunken testicles c. breast enlargement d. increased risk of heart attack e. proven enhancement of athletic performance

Biology & Microbiology

A testcross is a mating between an organism of unknown genotype and a homozygous recessive individual.

a. true b. false

Biology & Microbiology

Which organelle increases in size, causing plant cells to elongate?

a. chloroplast b. mitochondrion c. nucleus d. ribosome e. vacuole

Biology & Microbiology

Taking a laxative might have an impact on the survival and reproduction of which of the following

organisms? A. planarians B. cestodes C. trematodes D. nemerteans E. intestinal flukes

Biology & Microbiology