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Life Science-Section 3B (part 2)

Across
Are short and numerous on stationary cells or some unicellulars.
Cilia help propel this unicellular organism though watery environments.
Are long and few (or one) on mobile cells and some unicellulars.
It provides shape, structure, and support for the cell.
The nucleus is the site of RNA (blank).
True or False. Cilia and flagella are hair.
Thin, solid strands of protein fibers.
Flagella give sperm cells (blank) to fertilize an ovum.
Human (blank) cells have flagella.
True or False. Cilia or flagella either move the cell or move things past the cell.
The region responsible for making microtubules.
The nuclear envelope has openings called (blank) pores.
Uncoiled DNA.
Are straight, hollow tubes of protein fibers.
Down
The liquid inside the nucleus.
Singular for flagella.
The membrane around nucleus is called the nuclear (blank).
Flagella give this unicellular organism the ability to propel themselves through watery environments.
On human (blank) tract cells, cilia moves mucus that has trapped dust & bacteria.
The control center of the cell.
(Blank) filaments are the matrix of the cytoskeleton.
True or False. Sperm cells are unicellular.
The nucleolus is where (blanks) are made before they leave and attach to rough ER.
The nucleus is the site of DNA (blank).
Chlorophyll is (blank) because that's the color it reflects!
The region inside the nucleus containing a large concentration of RNA.
DNA contains the (blanked) information for the cell.
Singular for cilia.