The sarcoplasmic reticulum releases calcium ions when stimulated directly by the

A. axon bulb.
B. neuromuscular junction.
C. sarcolemma.
D. tropomyosin.
E. T tubule.


Answer: E

Biology & Microbiology

You might also like to view...

Often natural disasters leave little intact DNA with which to identify the victim's remains using traditional DNA fingerprinting techniques.  The discovery of ________ made genetic analysis possible with minute amounts of genetic material.

A. miRNAs B. frameshift mutations C. microarrays D. SNPs

Biology & Microbiology

Methylene blue

a. is used to kill cells that are moving too quickly to observe. b. detoxifies cells so they are safe to handle. c. is used as food for Physarum cells. d. is a biological stain used to increase contrast of transparent cells.

Biology & Microbiology

The downhill flow of protons through the ATP synthase complex powers the production of ATP

__________________ Indicate whether the statement is true or false.

Biology & Microbiology

What are the observed and expected heterozygosity in a population that has three genotypes with the following occurrences: f(A1A1) = 100, f(A1A2) = 25, f(A2A2) = 100

What will be an ideal response?

Biology & Microbiology