The echinoderms are most closely related to the ________
A) chordates
B) flatworms
C) mollusks
D) arthropods
A
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Manufactures a 10-12 base segment of RNA
A. DNA ligase B. Primase C. Topoisomerase D. DNA polymerase I E. DNA polymerase III
Structural isomers
A. contain the same number of atoms/elements, but in different arrangements. B. are exemplified by glucose and galactose. C. are formed by different arrangements of the -COOH groups. D. may be referred to as the -D and -L forms. E. contain the same number of atoms/elements, but in different arrangements AND are exemplified by glucose and galactose.
In biology, many complementary processes exist. Explain how condensation reactions are complementary to
hydrolysis reactions.
What will be an ideal response?The primary function of each of the following is for adhesion of a cell to another cell or the extracellular matrix except
A) desmosomes. B) hemidesmosomes. C) plaques. D) connexins. E) cadherins.