Urine is held in the bladder before excretion. where is feces stored before excretion?
small intestine
stomach
urethra
rectum

Tell me the iupac names of the following alcohols:

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block

The independent variable in an experiment will be the variable that you o a) change ob) hold constant ng c) observe for changes