The bases in DNA are joined by weak hydrogen bonds and this association of complementary bases is called?

a. pair bonding


b. nondisjunction


c. replication


d. complementary base pairing.





2. In DNA molecules, the?


1. backbone is composed of covalently bonded bases


2. sugars are composed of 8 carbon rings


3. bases are hydrogen bonded to one another


4. adenine and cytosine base pair to each other





3. In mormal transscription DNA serves as a template for the synthesis of?


aa. more DNA


bb. messenger RNA


cc. Enzymes


dd. DNA polymerase





4. The enzymes that joins DNA complementary nucletides together is:


a. DNA polymerase


b. RNA polymerase


c. helicase


d. ribozyme


c. lipase





5. the sire of protein synthesis in eukaryotes is:


a. the mucleus


b. the plasma membrane


c. the ribosome


d. the mitochondria

The bases in DNA are joined by weak hydrogen bonds and this association of complementary bases is called?
A 3 bb a c