Tundie is an accomplished lab technician. She wants to determine whether her boyfriend is still smoking marijuana, a habit he swore he would give up. She can't test his blood for THC because performing this test might arouse the suspicions of the
authorities. Which of the following blood findings might suggest that her boyfriend is still smoking weed?
A) increased blood carbon monoxide B) low blood oxygen
C) high blood niacin D) substantial nicotine in the blood
Answer: B
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Pasteurization results in the sterilization of food products
Indicate whether this statement is true or false.
The only extant seed plants that have swimming sperm are the ____
a. cycads b. ginkgos c. conifers d. cycads and ginkgos e. cycads, ginkgos, and conifers
Which of the following is a characteristic of the organism that causes malaria?
A) Unicellular B) Prokaryotic C) Multicellular D) Photosynthetic E) Viral
Place these genes in their temporal order of expression from earliest to latest during Drosophila development.
A. Kruppel, Gooseberry, Even-Skipped B. These genes are not expressed at different times during development. They are expressed at the same time, but in a different spatial order. C. Homeotic; Gap; Bicoid D. Homeotic; Bicoid; Gap E. Bicoid; Gap; Homeotic