Soil was collected from a cow pasteur. You isolated from a soil sample a virus with genomic RNA this is able to bind 80S ribosome. if this is all the information you acquired, what can you conclude for absolutely sure.

a. it is the flu virus
b. the virus infects eukaryotic cells
c. it is a cold virus
d. all of the above are true


Answer: b. the virus infects eukaryotic cells

Biology & Microbiology

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____ is the tendency of water molecules to stay

attached to one another.

a. Adhesion b. Cohesion c. Fusion d. Interaction e. Junction

Biology & Microbiology

How does a gastric bypass lead to patient losing weight?

A. The small intestine is bypassed by the surgery so no absorption happens. B. The large intestine is bypassed by the surgery so no absorption happens. C. Gastric fluids are being added to the stomach to improve digestion. D. The stomach is reduced in size so patients eat less.

Biology & Microbiology

The experimental work of Edward East in 1916, shown in the accompanying figure, confirmed that ________

A) qualitative traits are essentially impossible to characterize because of their complex nature B) quantitative traits are essentially impossible to characterize because of their complex nature C) quantitative traits are established by the combined influence of Mendelian alleles at multiple loci D) quantitative traits return to qualitative attributes when allowed to outcross in the wild

Biology & Microbiology

Cinnabar eyes is a sex-linked, recessive characteristic in fruit flies. If a female having cinnabar eyes is crossed with a wild-type male, what percentage of the F1 males will have cinnabar eyes?

A) 0% B) 25% C) 50% D) 100%

Biology & Microbiology