Why aren't viruses classified as living organisms?
A) Viruses don't possess a nucleus.
B) Viruses aren't capable of replicating themselves without a host cell.
C) Viruses don't always contain DNA as their genetic material.
D) Viruses don't contain any proteins.
B
You might also like to view...
Cork ___
A. represents the major dermal tissue in bark B. helps transport nutrients and fluid. C. serves a protective function. D. both represents the major dermal tissue in bark and helps transport nutrients and fluid. E. both represents the major dermal tissue in bark and serves a protective function.
Which of the following statements about helminths is FALSE?
A) They are heterotrophic. B) They are multicellular animals. C) They have eukaryotic cells.e D) All are parasites. E) Some have male and female reproductive organs in one animal.
An eight-year-old girl in rural Wisconsin has chills, headache, and fever and reports having been bitten by mosquitoes. How would you confirm your diagnosis of arboviral encephalitis?
A) ELISA test for IgM antibodies B) brain biopsy for Negri bodies C) Gram stain of cerebrospinal fluid D) examination of local mosquitoes E) complement fixation test for IgG antibodies
Breastfeeding after a vaginal birth ________ affect the gut microbiome
a. does b. does not