Examlex
What was an effect of the controlled use of fire by hominids?
Aspartic Acid
An amino acid with the formula C4H7NO4, important in the biosynthesis of proteins.
Histidine
An essential amino acid important in many proteins, playing a key role in enzymes and the buffering of pH in blood.
Phenylalanine
An essential amino acid that is a precursor to neurotransmitters and must be obtained through diet.
Tyrosine
An amino acid that is a building block of protein, essential for protein synthesis in humans.
Q3: What are the two suborders of primates?<br>A)platyrrhine
Q12: Who discovered Homo erectus?<br>A)Louis Leakey<br>B)Richard Leakey<br>C)Eugène Dubois<br>D)Ernst
Q26: The similarity between the foot bones of
Q38: Why do primates have long growth and
Q41: What do the forces of evolution include?<br>A)gene
Q42: Why is a frameshift mutation far more
Q45: The United States provides about _ of
Q75: There are two models of economic development
Q95: The free trade zones in China attracted
Q103: The objective of a geocentric company is