If you found a mutation, involving the loss of two bases, which was present in humans living on all four continents which you could test but was absent in close relatives such as gorillas and chimps, what would this imply?
A. Two bases were actually insertions in the nonhuman primates.
B. Deletion arose before the branch between humans and nonhuman primates.
C. Deletion arose in multiple nonhuman primates.
D. Deletion arose at least six times in different human populations.
E. Deletion arose after the branch between humans and nonhuman primates.
E. Deletion arose after the branch between humans and nonhuman primates.
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The complex of protein and RNA that carries out RNA splicing is called a(n) ____
Some help with this please?
Glucose monomers linked into a highly branched chain make up ____
a. glycogen b. cellulose
c. fructose d. starch e. sucrose
Which of the following is not a type of simple tissue?
1.collenchyma 2.parenchyma 3.periderm 4.sclerenchyma
Which of the following is NOT found in an arteriole?
a. elastic layer b. basement membrane c. rings of smooth muscle d. valve e. endothelium