There is genetic evidence of interbreeding
between Homo neanderthalensis and H.
sapiens about ___ years ago but not after ___
years ago.
a. 6000---4000
b. 60,000---40,000
c. 600,000---400,000
d. 600---400
e. there is no genetic evidence of
interbreeding between these two species
B
You might also like to view...
The Human Genome Project was completed in 2012 and revealed a genomic map of 38 million SNPs. Indicate whether the statement is true or false
Which of the following types of RNA is typically found as a strand that is about 75 to 90 bases long and folds into a structure with four double-helical segments?
a. tRNA b. snRNA c. pre-mRNA d. rRNA
Which statement best describes our current understanding of protist evolution?
A) Protists evolved from multicellular eukaryotes. B) Protists evolved from eukaryotic parasites. C) Protists evolved from the Archaea while other eukaryotes did not. D) Protists evolved from separate branches off the early eukaryotic line.
Holds polypeptide chains together
A. Fab B. Fc C. Hinge region D. Complement binding site E. Disulfide bonds