What is the composition of the tunic that covers the outer body of urochordates?
a. protein
b. calcium
c. carbohydrate
d. cholesterol
c. carbohydrate
Biology & Microbiology
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True or false: The sequence of amino acids in a protein is referred to as its primary structure
A. true B. false
Biology & Microbiology
The physical movement of alleles between populations is known as ____
a. natural selection b. genetic drift
c. gene flow d. inheritance e. mutations
Biology & Microbiology
Antibodies present in mom's milk primarily belong to the _______ class.
A. IgG B. IgM C. IgA D. IgE
Biology & Microbiology
The pH of an acidic solution is.
a) less than 7 b) more than 7 c) equal to 7 d) cannot be determined
Biology & Microbiology