Water-screening is an especially useful technique when
a. the deposits are coarse-grained and have a low clay content.
b. artifacts are expected to be large and not easily broken, as water screening can be very destructive.
c. artifacts are expected to be small and/or difficult to find without washing.
d. tiny fragments of carbonized plant remains must be recovered.
e. the deposits are mostly natural rock.
c
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The FOXP2 gene
a. is unique to humans. b. is a gene that influences cognitive abilities, mainly planning. c. has not been fully studies and deciphered in terms of its function. d. is the first gene demonstrated to influence language development. e. produces a protein that inhibits the expression of all other genes.
________ exhibited a sectorial premolar and both sexual and canine dimorphism.
A. Australopithecus anamensis B. Australopithecus afarensis C. Ardipithecus ramidus kadabba D. Ardipithecus ramidus ramidus
The Hardy-Weinberg genetic equilibrium formula assumes that
a. the population under study is infinitely large. b. there is constant mutation of alleles in the population under study. c. the population under study is very small. d. natural selection is very active. e. a great gene flow activity takes place.
The September 11, 2001 incident proved lucrative in that
a. forensic archaeologists learned not to ever ask the FBI if they need assistance. b. no one would respond to an informal call for archaeological assistance. c. the FBI is not trained in disaster recovery. d. a volunteer archaeological nit could be designed to assist at disaster scenes. e. the archaeology of disasters is relatively happy affairs.