Protozoan cells do not exhibit ________.
A. a cell wall
B. motility
C. cyst formation
D. ectoplasm and endoplasm
E. heterotrophic nutrition
Answer: A
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The “strings” of celery are composed of sclerenchyma tissue
____________________ Indicate whether the statement is true or false.
The ____ nervous system consists of the brain and spinal cord and the ____ nervous system consists of nerves.
A. sensory; motor B. central; peripheral C. peripheral; sensory D. sensory; central
Which of the following statements does not apply to aquaporins?
A. They are water transport channels. B. They occur in the plasma membrane. C. They are unique to plant cells. D. They do not alter the direction of water movement. E. They speed up osmosis.
Following anaphase in cell division, the structures produced by the separation of the sister chromatids.
What will be an ideal response?