Which of the following is the best explanation for the inability of a specific animal cell to reduce the Ca2+ concentration in its cytosol compared with the extracellular fluid?
A) blockage of the synaptic signal
B) loss of transcription factors
C) insufficient ATP levels in the cytosol
D) low levels of protein kinase in the cell
C
You might also like to view...
_______________ are chemical substances produced in small quantities in one part of an organism and then transported to another part of the organism, where they bring about physiological responses.
A. Glycoproteins B. Photosynthates C. Hormones D. Heat shock proteins E. Pulvini
Organisms containing DNA from an outside source are called
A. hybrid organisms. B. compound organisms. C. transgenic organisms. D. transcribed organisms. E. plasmid organisms.
The bacterial genetic material is
A. held within a membrane-bound nucleus. B. localized to a nucleoid region. C. circular and loosely packed.
How do environmental conditions determine the type of symbiosis that can occur between two organisms? Use the Hydra-Chlorella (algae) system as an example.
What will be an ideal response?