Oceanic ridges form
a. along oceanic trenches.
b. where shallow seas dry up.
c. in zones of rising magma.
d. where old oceanic crust sinks below continental crust.
e. where two continents collide.
C
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Rotifers would be considered __________ feeders
a. bulk b. filter c. liquid d. predatory
Phytochrome is the pigment responsible for ____
a. thigmotropism b. phototropism c. gravitropism d. photoperiodism e. heliotropism
The dodo
a. is a large, flightless bird. b. became extinct at human hands. c. lived only on Mauritius. d. was plentiful in the year 1600. e. includes all of these descriptions.
Any factor that can contribute to the conversion of a healthy cell into a cancerous one is known as
A) a tumor. B) a carcinogen. C) a growth factor. D) regulatory genes. E) a growth inhibitor.