Both glycoproteins and proteoglycans contribute to the carbohydrate layer on the surface of the cell. Which of the following is not true of glycoproteins?

(a) They can be secreted into the extracellular environment.
(b) They have only one transmembrane domain.
(c) They have long carbohydrate chains.
(d) They are recognized by lectins.


(c)

Biology & Microbiology

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a. filter feeders b. fluid feeders c. bulk feeders d. predators

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Each molecule of hemoglobin can bind up to six molecules of oxygen

Indicate whether the statement is true or false.

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HIV, which causes AIDS, can be cured by using broad-spectrum antibiotic therapy

Indicate whether the statement is true or false

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What circumstances are generally not associated with histone phosphorylation?

a. in association with chromatin remodeling during transcription b. during DNA repair c. during homologous recombination d. cyclically during the cell cycle e. Histone phosphorylation is associated with all of the above circumstances.

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