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CSN BIO 251 EXAM 1 |QUESTIONS AND 100% CORRECT WELL DETAILED ANSWERS|LATEST UPDATE!!!2025/2026|GUARANTEED PASS|GRADED A+

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CSN BIO 251 EXAM 1 |QUESTIONS AND 100% CORRECT WELL DETAILED ANSWERS|LATEST UPDATE!!!2025/2026|GUARANTEED PASS|GRADED A+

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CORRECT WELL DETAILED ANSWERS|LATEST
UPDATE!!!2025/2026|GUARANTEED

Algae, protozoa, fungi, plants, and animals - ANSWER Eukaryotic Cells include:



false - ANSWER T or F: Are all eukaryotic cells motile?



basal body - ANSWER Cilia and Flagella are anchored to the membrance via
protenacious structure called?



microtubules - ANSWER Flagella and cilia are both composed of?



circle motion - ANSWER Prokaryotic Flagella rotate in ?



beat in a wave pattern - ANSWER Eukaryotic flagella rotate in ?



false - ANSWER All Eukaryotics dont have cell walls? T or F



cellulose - ANSWER Algae and plant cell walls are composed of?



chitin - ANSWER Fungal cell walls are composed of?



glucan mannan - ANSWER Yeast cell walls consist of ____ and _____?




1

,pellicle - ANSWER Protozoa lack a conventional cell wall, having a flexible protein
covering called?



glycocalyx - ANSWER other eukaryotic cells are covered with ?



a layer of sticky carbohydrates - ANSWER What is Glycocalyx



prokaryotic cells - ANSWER Which cells contain peptidoglycan?



True - ANSWER Eukaryotic Cells do not contain peptidoglycan? T or F



True - ANSWER Eukaryotic membranes contain carbohydrates? T or F



endocytosis, phagocytosis, pinocytosis, receptor mediated endocytosis -
ANSWER what are the ways cells can engulf large particles?



phagocytosis - ANSWER when a cell will send out projections of its membrane, called
pseudopods, to surround its target, and incorporate it into the cell



pinocytosis - ANSWER (sometimes called cellular drinking) is when a cell membrane
folds into the cell creating a divot, followed by the membrane closing the top of



receptor mediated endocytosis - ANSWER is similar to pinocytosis, but only occurs
once a ligand binds to the correct receptor in the membrane



True - ANSWER Eukaryotic has a complex skeleton then prokaryotic? T of F



microfilaments, intermediate filaments, microtubules - ANSWER cytoskeleton is a
complex arrangement of small rods that are composed of?

2

, Eukaryotic cells - ANSWER The nucleus is only found in ?



nucleus - ANSWER what is usually the largest organelle in the cell?



nuclear envelope - ANSWER contains most of the genetic material, and is surrounded
by a double membrane, called?



histone - ANSWER DNA is associated with proteins called?



Chromatin - ANSWER dna is bound by histones and other proteins will appear as a
thread like mass called?



nuclear pores - ANSWER holes in the nuclear envelope that allow materials to pass in
and out of the nucleus



synthesis of proteins - ANSWER Ribosomes serve the same function as in prokaryotic
cells, they?



ribosomes - ANSWER What organelle serve the same function as in prokaryotic cells,
the synthesis of protein



True - ANSWER Ribosomes in Eukaryotic cells are larger then in prokaryotic cells? T or
F



False - ANSWER Ribosomes in Prokaryotic cells are larger than in Eukaryotic cells? T or
F



80s ribosome - ANSWER composed of 40s and 60s subunits


3

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