The eukaryotic cells glycocalyx is ___
A. Mostly polysaccharide
B. The site where many metabolic reactions occur
C. Composed of lipids
D. Protection against osmotic lysis
Answer: A. Mostly polysaccharide
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During the primary infection phase of HIV/AIDS, most people may have flu-like symptoms, causing them to contact a doctor immediately.
a. true b. false
In which of the following will isotopes of an element always differ?
a. number of protons b. number of electrons c. atomic mass d. atomic number e. None of the listed responses is correct.
This cell would be classified as a prokaryote because:
1.It has a flagellum.
2.It has a cell wall.
3.There is no nuclear membrane.
4.It is oval in shape.
Most nonsymbiotic mutualisms are obligatory
Indicate whether the statement is true or false