A holoenzyme is a combination of a protein and one or more substances called ________.
A. substrates
B. apoenzymes
C. cofactors
D. ribozymes
E. catalysts
Answer: C
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The following are all main points of the article Animal Sculptors of the Seafloor except:
a. Gray whales feed in a way that preserves habitat of their prey b. Biological activities can alter large expanses of seafloor. c. The previous ideas about the feeding biology of large marine mammals were refined. d. Feeding activities enhance the area's productivity. e. Walruses overgrazed clam beds, causing environmental collapse.
Evolution of metamorphosis allowed insects to, most importantly, utilize ____
a. wings b. dispersion c. multiple developmental patterns d. multiple sets of resources e. multiple methods of reproduction
Meiosis is the process by which ______ cells are produced from a cell that was originally diploid.
Fill in the blank(s) with the appropriate word(s).
The __________, which are found within the cell's cytoplasm, operate in a cooperative and organized fashion to maintain the life of the cell.
A) ribosomes B) organelles C) microfilaments D) nuclear pores