Examlex
The earliest glimmerings of artistic expression found at Pinnacle Cave, in South Africa, date back about:
Plasma Membrane
A selectively permeable lipid bilayer that encloses the cytoplasm of a cell, protecting it from the external environment.
Resting Membrane Potential
The voltage difference across the cell membrane when the cell is in an unstimulated, resting state, crucial for the function of nerve and muscle cells.
Sodium Ion
A positively charged ion (Na+) essential for various physiological functions, including nerve impulse transmission and fluid balance in the body.
Calcium Ions
Positively charged calcium atoms (Ca2+) that play vital roles in various biological processes, including muscle contraction, neurotransmission, and blood clotting.
Q3: Complex societies developed in response to practical
Q6: Compared to modern human beings, the supraorbital
Q18: What are some of the larger social
Q18: Detailed analyses of the so-called Venus figurines
Q24: A regressive social movement is one that:<br>A)
Q28: The stone tools of the first anatomically
Q60: Oldowan was a well-planned, not a merely
Q75: From the neck down, the anatomy of
Q89: Where Middle Paleolithic people were opportunistic foragers,
Q112: Ice cores taken in Greenland indicate that,