A. genes involved in nitrogen-fixing B. antibiotic-resistant genes C. ribosomal

Question

A. genes involved in nitrogen-fixing

B. antibiotic-resistant genes

C. ribosomal RNA genes

D. genes that encode for toxins or other virulence factors

A. 5?-C of the nitrogenous base.

B. 5?-C of the sugar.

C. 2?-C of the sugar.

D. 3?-C of the sugar.

3a. Bacterial replication begins at a single, defined DNA sequence known as_________.

3b. The start of bacterial replication depends on the increase in the concentration of active______, , which accumulates during the growth phase of the microbe.

A. are a single circular chromosome.

B. are several circular chromosomes.

C. are several linear chromosomes.

D. depend on the species.

A. the mechanism of DNA replication is mostly conserved among organisms.

B. newly added nucleotides have been conserved from previous DNA degradation.

C. each daughter cell receives one parental strand and one newly synthesized strand.

D. cells use a somewhat conservative amount of energy during DNA replication.

Explanation / Answer

1. Ribosomal Rna gene. Plasmids carry genes that are not important for the growth, development or reproduction of the plants but genes that may give the organism an advantage. rRNA gene is important for the survival and thus won't be carried by the plasmid

2. 3' C

3. OriC;

4. Depends on species

5. C

5.

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