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Chapter 4

QuestionAnswer
Protists include _________. algae and protozoa
The first primitive eukaryotic cells likely evolved from _________. the last common ancestor
Cilia are structures for motility found primarily in _________. protozoa
There are nine peripheral pairs and one central pair of _________ found inside eukaryotic flagella and cilia. microtubules
Cell walls are not usually found in _________. protozoa
The eukaryotic cell's glycocalyx is _________. mostly polysaccharide
Which of the following is not a function of the eukaryote glycocalyx? Movement
Chitin is a chemical component of the cell walls of _________. Fungi
The eukaryote cell membrane is composed of _________. Sterols, Proteins, Phospholipids, Cholesterol
The site for ribosomal RNA synthesis is the _________. Nucleolus
When a eukaryotic cell is not undergoing mitosis, the DNA and its associated proteins appear as a visible network of dark fibers called the _________. Chromatin
Histones are _________. proteins associated with DNA in the nucleus
The passageways in the nuclear envelope for movement of substances to and from the nucleus and cytoplasm are called nuclear _________. pores
The cell's series of tunnel-like membranes functioning in transport and storage are the _________. endoplasmic reticulum
An organelle that is a stack of flattened, membranous sacs and functions to receive, modify, and package proteins for cell secretion is the _________. Golgi apparatus
Protists with contractile vacuoles _________. use them to expel excess water from the cell
A/An _________originates from the Golgi apparatus as one type of vesicle that contains a variety of enzymes for intracellular digestion. lysosome
Which organelle contains cristae where enzymes and electron carriers for aerobic respiration are found? Mitochondria
Which organelle is found in algae but not found in protozoa or fungi? Chloroplast
The size of a eukaryotic cell ribosome is _________. 80S
Created by: A00601845
 

 



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