A breath test assaying for radioactive carbon dioxide may be used to indicate the presence of

A. E. coli.
B. Pseudomonas.
C. Streptococcus pyogenes.
D. Helicobacter pylori.


D

Biology & Microbiology

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Choose the true statements about the genomes of plants (especially Arabidopsis and rice), animals, and fungi. 

_____ Plants, animals, and fungi share most of the same genes for intermediary metabolism, genome replication, and protein synthesis. _____ "Plant" genes include those coding for photosynthetic pathways and morphology. _____ Plants generally have smaller genomes than those of animals and fungi. _____ Rice has fewer genes than humans.

Biology & Microbiology

Animals trapped and digested by "carnivorous" plants such as the cobra lily are used primarily as ____

a. an energy supplement during winter months b. a carbon source for the plant c. a nutrient supplement in nutrient-deficient environments d. food for bacteria and fungi that grow symbiotically with the plant roots e. an energy supplement for small plants growing in shady areas

Biology & Microbiology

Bone plays a critical role in providing ____ for the blood

a. sodium and calcium ions b. magnesium and phosphate ions c. carbon dioxide d. phosphate and calcium ions e. calcium ions and oxygen

Biology & Microbiology

The products of both the BRCA1 and BRCA2 genes bind to a protein involved in repair of

____________________ (what kind of DNA damage?). Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology