Not all viruses replicate through lytic infection. Some viruses replicate by another method, called lysogenic infection. Describe the next steps after the virus injects its DNA
into the host cell.

Look at the figure above. which atmospheric layer has around 80 percent of the mass of the earth's atmosphere? (hint: it's where the clouds seen on earth are formed.) a. exosphere b. troposphere c. stratosphere d. thermosphere

Which of the following is one of the four conditions necessary for natural selection to occur in a population? fewer organisms are born than the habitat can support mutation does not occur organisms have identical characteristics variation is inherited

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?