During the Oligocene epoch, specializations in mammals that are suggestive of a more open type of
habitat include all of the following except::
a. longer legs.
b. larger body size.
c. specialized teeth.
d. larger relative brain size.
e. the amniote egg.
E
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Which cells connect different photoreceptor cells to each other?
a. optic ganglion cells b. amacrine cells c. bipolar cells d. rods and cones e. horizontal cells
Corals rely on symbiotic ___________for sugars
a. fungi b. bacteria c. dinoflagellates d. green algae
Considering the traditional view of ecological succession, which plant would most likely be a pioneer species in a
primary succession event?
a. an oak tree that produces acorns dispersed by squirrels b. a snapdragon flower pollinated by bees c. a dandelion that produces seeds asexually, which are dispersed by the wind d. a perennial species such as Douglas fir trees e. a birch tree
At the end of the Gram stain, gram-positive bacteria will be seen as purple cells.
Answer the following statement true (T) or false (F)