Activity A (continued from previous page)
2. Analyze: The yellow ring insid
this structure disappear by
The yellow ring inside the bacterial cell repre
e disappear by step 3 of the lytic cycle?cell represents the bacterial DNA. Why does

Which is an example of a population?

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different