Read the following statements that describe an hiv infection. what is the correct order in which they occur? 1) viral dna enters nucleus and inserts itself into host dna. 2) virus attaches to host cell membrane. 3) virus coat fuses with cell membrane and viral rna enters the cell. 4) the new viruses bud off from the host cell membrane. 5) viral mrna directs the host cell to assemble viral proteins. 6) reverse transcriptase uses viral rna as a template to make viral dna. house diary

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which rock will weather faster?

answer: b rock

the oxygenated blood then leaves the lungs through pulmonary veins, which return it to the left heart, completing the pulmonary cycle. this blood then enters the left atrium, which pumps it through the mitral valve into the left ventricle. from the left ventricle, the blood passes through the aortic valve to the aorta.

deoxygenated blood leaves through the right ventricle through the pulmonary artery. from the right atrium, the blood is pumped through the tricuspid valve (or right atrioventricular valve), into the right ventricle.

cell division is not regulated in tumor cells.

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explanation:

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