___ is the genetic material for all cellular organisms and some viruses.
A. RNA
B. DNA
C. Protein
D. Chromatin
B. DNA
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Clinical microbiologists diagnose some diseases by detecting and measuring the specific host response to the infection. What subdiscipline encompasses these methods?
A. Ecology B. Immunology C. Microscopy D. Physiology E. Genetics
Biologists have recently been interested in Miss Waldron's red colobus monkey (Procolobus badius) because it is ____
a. increasing in numbers b. a pest to farmers c. thought to be extinct d. capable of carrying HIV e. capable of carrying the Ebola virus
In which type of transfer do bacteria or archaea take up DNA from their environment and integrate it into their genome?
a. conjugation b. transduction c. transformation d. all horizontal e. vertical
Marine animals that have body fluids with a solute concentration equal to that of the surrounding seawater are
A) osmoregulators. B) osmoconformers. C) hypotonic. D) hypertonic.