Animals that have the four basic characteristics of chordates plus a vertebral column are
(a) invertebrates.
(b) hemichordates.
(c) cephalochordates.
(d) vertebrates.
(d) vertebrates.
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Newly hatched goslings and ducklings rapidly learn to treat any animal they see shortly after hatching as their mother. This is called filial ____ and is an adaptive behavior
Fill in the blank with the appropriate word.
You are studying a virus that spends long periods of time latent within a host’s cells but causes massive tissue damage during its active periods. You have found that the surface molecules of this virus mutate quite frequently, but the proteins it requires to reproduce are both unique to this virus and stable across infections. What type of treatment would you recommend for this virus?
a. live viral vaccine b. killed viral vaccine c. antiviral drugs d. chelation therapy
A substrate binds to an enzyme at the _______, where the reaction occurs.
Fill in the blank(s) with the appropriate word(s).
Which of the following is not a subfield of microbiology?
A) bacteriology B) botany C) clinical microbiology D) virology