It would be B. micropipette because you can measure more precisely with this form of lab apparatus.
Answer:about <em>6-8</em> <em>weeks</em>
Explanation: about <em>6-8</em> weeks to process from the time that the lab receives your DNA sample.
Angiosperms have flowers only.
B. the units are based on multiples of 10
this is true because when you convert it makes conversion a lot easier then if you are not using the metric system