Which is the last step in excavation of the skeletal remains? A.
defining the investigation area
B.
identifying the layout of the remains
C.
exposing the remains
D.
screening of the soil
E.
lifting the remains

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million

Male satin bowerbirds build bowers like the one shown below. they decorate the bowers with brightly colored blue objects in order to attract females. male bower birds attract mates with their a. feathers b. looks c. behavior d. songs

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. a parakeet that is heterozygous for blue feathers (dominant) is crossed with a parakeet that is homozygous for white feathers (recessive). according to the punnett square for this cross, what percentage of offspring is predicted to have blue feathers? 25 percent 50 percent 75 percent 100 percent