Which of the following eukaryotic cell structures plays a role in protein trafficking and sorting?
a) lysosomes
b) mitochondria
c) the Golgi apparatus
d) the endoplasmic reticulum
e) vacuoles
Ans: c) the Golgi apparatus
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A panda bear that consumes a diet primarily of eucalyptus leaves is a ____
a. generalist and a carnivore b. generalist and a herbivore c. specialist and a carnivore d. specialist and a generalist e. specialist and a herbivore
Antibody molecules circulate in lymph, blood, and tissue fluids.
Answer the following statement true (T) or false (F)
Repressor proteins do not __________________.
A. prevent binding of RNA polymerase to DNA B. cause the DNA regions that contain the operator to twist or loop C. inactivate operon genes when their products are not required D. bind to sets of operators E. increase transcription rates
Based on the concept map only, which of the following is most likely to be true of microbial metabolism?
a. The Krebs cycle produces molecules necessary for function of the electron transport chain. b. The energy from 2 ATP is necessary to drive the electron transport chain. c. Acetyl-CoA is converted directly into 2 ATP d. Acetyl-CoA is produced by substrate-level phosphorylation.