Examlex
Reaction of one equivalent of a Grignard reagent with an ester results in a ketone.
Hominins
Members of the human lineage, including modern humans, Homo sapiens, and our closest ancestors and relatives, after diverging from the lineage of chimpanzees.
Corrective Lenses
Optical appliances designed to correct or enhance vision, including glasses and contact lenses.
Human Evolution
The lengthy process of change by which people originated from apelike ancestors, involving physiological, anatomical, and behavioral adaptations.
Selection Pressure
An environmental or social factor that influences the survival and reproduction of organisms, thereby driving evolution.
Q5: In terms of religion, the Amish<br>A) are
Q8: An acyl chloride can be reduced by
Q26: Electrons shared among atoms are said to
Q34: What atom could be contained in a
Q42: In an S<sub>N</sub>2 reaction,what orbital of the
Q47: What accounts for the regioselectivity of radical
Q69: Nucleophillic acyl substitutions go through a trigonal
Q74: Sigmatropic rearrangements are photochemically forbidden.
Q76: To form a ó bond,two atomic orbitals
Q80: Which of the following cycloadditions is photochemically