You isolate the hemicellulose from a parenchyma cell. You correctly predict that the hemicellulose
will contain which of the following in greatest amount?
a. cellulose
b. xyloglucan
c. lignin
d. ?-galacturonic acid
e. amino acid derivatives
B
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Thick- skinned rhinoceroses and elephants were once classified together as pachyderms (meaning "thick skin"). They actually descended from different ancestors that in turn evolved from a thin-skinned common ancestor that was not included in the pachyderms. Pachyderms were therefore, as a taxon,
A. monophyletic. B. polyphyletic. C. paraphyletic. D. a supergroup. E. a kingdom.
Explain the roles of the hormones GnRH, FSH, and LH, in the male and female reproductive systems
What will be an ideal response?
What type of fungus is the wheat stem rust
fungus?
a. parasite b. mycorrhizal c. decomposer d. human pathogen e. photosynthetic
Which of the following is the proper sequence for mitosis (I. metaphase, II. telophase, III. prophase, IV. anaphase)?
A) III, IV, I, II B) I, III, IV, II C) III, I, IV, II D) I, II, III, IV E) IV, I, III, II