Question
Stores Ca++ in muscle cells.
a. lysosomes
b. ribosomes
c. rough er
d. peroxisomes
e. smooth er
a. lysosomes
b. ribosomes
c. rough er
d. peroxisomes
e. smooth er
Answers
GPT-4o mini
The correct answer is **e. smooth ER** (smooth endoplasmic reticulum).
In muscle cells, the smooth ER is specialized and referred to as the sarcoplasmic reticulum, which stores calcium ions (Ca++) that are crucial for muscle contraction.
In muscle cells, the smooth ER is specialized and referred to as the sarcoplasmic reticulum, which stores calcium ions (Ca++) that are crucial for muscle contraction.