Investigators are combing the site of an explosion with mesh screens to collect evidence. The explosion was very large, leaving very little evidence behind. The investigators think that they have collected a part of the original explosive. What tool could they then use to confirm this find? A sniffer
An ion mobility spectrometer
A gas chromatograph
The Kastle-Meyer color test

Awoman whose sister tested positive for a specific mutation in the brca1 gene, which increases the risk for breast and ovarian cancer, is found not to have that mutation but does have a mutation of unknown significance near the known mutation site. how should this woman be counseled? select one: a. she should be informed that her risk for breast cancer is greater than the general population but not as great as her sister’s risk. b. she should be informed that because she does not have the mutation, her risk for breast cancer is not greater than that of the general population. c. she should be informed of her gene mutation status and be presented with all the available prophylaxis options and reconstruction options. d. she should be informed that she does not have the specific mutation but that because another mutation is present she should be vigilant about screening

Which is essential for finding the biomass of spinach

Which substance is a greenhouse gas that is emitted by human activities, is the most widespread, and remains in the air the longest?