Examlex
A parsec is about 3.3 light- years.
Sarcoplasmic Reticulum
The Sarcoplasmic Reticulum is an organelle in muscle cells storing calcium ions, essential for muscle contraction and relaxation.
Tetanus
A bacterial infection characterized by muscle spasms, often starting in the jaw, due to toxins produced by Clostridium tetani.
Sarcoplasm
The cytoplasm of a muscle fiber, containing the cellular components necessary for muscle contraction.
Muscle Tone
The continuous and passive partial contraction of muscles, which helps maintain posture.
Q4: Why is the light from near a
Q11: Will our Sun become a supernova? Why?
Q27: Right ascension in the sky is very
Q64: Stars of less than 8 solar masses
Q64: Studies of a star's position made on
Q67: The nearest comparable galaxy to our own
Q72: If a G2 star is 100 times
Q75: A cloud fragment too small to collapse
Q75: If we know the average separation and
Q96: Hydrogen lines are weak in M class