The flipper of a whale and the wing of a bird are homologous structures.
Answer the following statement true (T) or false (F)
True
These structures share the same pattern of bones because they are descendent from a common vertebrate ancestor.
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The Fc region on IgG
A. interacts with complement. B. attaches to receptors on macrophages. C. reacts with and coats the antigen. D. contains a variable region. E. interacts with complement AND attaches to receptors on macrophages.
Among other discoveries, Lamarck was the first to explain the phenomenon of atolls
Indicate whether the statement is true or false
The maximum membrane potential that an ion gradient can produce is the
A) action potential. B) membrane potential. C) equilibrium potential. D) threshold potential. E) resting potential.
Converting a prairie to a farm field is an example of ________.
a) overharvesting b) habitat loss c) exotic species d) climate change