Which Statement About Apoptosis Is True

Multiple Choice

Which statement about apoptosis is true?

A) It is part of nematode development but not human development.
B) Despite more than 600 million years of evolutionary divergence,humans and nematodes share similar apoptosis pathways.
C) Because apoptosis genes kill cells,evolution selects against apoptosis pathways.
D) Caspases prevent protein degradation that would otherwise lead to cell death.
E) It is the mechanism determining the types of digits that form in the vertebrate limb.