Which of the following are cytokines produced in response to invasion by viruses
A. RIG-1
B. Interferon
C. Histamine
D. Interleukin
E. Colony-stimulating factor
Answer: B. Interferon
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Which of the following statements are true of Trichomonas vaginalis?
_____ It attacks the human genitourinary tract. _____ It lacks mitochondria. _____ It is a member of the supergroup Discoba. _____ It synthesizes its own organic nutrients. _____ It uses flagella for movement.
A naturalist is studying morphological patterns that are shared between species in two temperate rainforests that are located on different continents. This would be an example of which field of study?
a. biomorphology b. comparative ecology c. biological geology d. comparative geography e. biogeography
If you boil a cup of water with a tablespoon of dried shitake mushrooms and take a sip after it cools down, your taste receptors will identify the following flavor: ________
A) sweet B) salty C) umami D) bitter
Two populations of plants look identical but their flowers are fertilized by different pollinators-one by a night-flying hummingbird moth, the other by honeybees. These two populations of flowers are examples of
A) identical gene pools. B) different species. C) identical evolutionary paths. D) the same species using different pollinators. E) groups within the same species.