A Euglena obtains energy by... A. catching prey with its flagellum
B. sweeping food into its oral groove using its cilia
C. using chlorophyll to go through photosynthesis, or catching food with its flagellum
D. using pseudopods to engulf prey and pull them into the cell membrane

Can happen anywhere along the spine if the neural tube does not close all the way. the backbone that protects the spinal cord does not form and close as it should. this often results in damage to the spinal cord and nerves. a) cleft palate b) spina bifida c) encephalocele d) down's syndrome

The wind speed in the region between cities a and b was probably the greatest at noon on which day?

What do you think scientists face when classifying new organisms?