Humans ferment (blank) in muscles where oxygen becomes depleted
a. alchohol
b. lactic acid
c. carbon dioxide
d. glucose

What are two ways in which waves erode the land?

Adoença vitiligo afeta qual doença do corpo?

2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.