Consider a protein that is targeted to be excreted to the outside of the plasma membrane. Where would this protein be located in the endoplasmic reticulum?
A) in the lumen (inside) of the E.R.
B) outside the E.R. as a peripheral membrane protein
C) embedded as an integral membrane protein in the E.R. membrane
Ans: A) in the lumen (inside) of the E.R.
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The process by which electrons from the quinone pool are forced against the thermodynamic gradient to reduce NAD+ to NADH is called reverse
A) proton motive force. B) reduction. C) electron transport. D) energy flow.
Match the following items with the correct phrases.
_______1. Membrane-bound organelles where photosynthesis occurs. _______2. The sites of protein synthesis in procaryotic cells. _______3. Considered a “packaging plant,” where proteins are packaged into membrane-bound vesicles. _______4. Membrane-bound organelles where energy is produced by the Krebs cycle and electron transport chain. _______5. Found in procaryotic cells as well as eucaryotic cells. a. plastids b. mitochondria c. ribosomes d. endoplasmic reticulum e. golgi complex
Why does the body often respond to an infection with a fever?
What will be an ideal response?
Which of the following is a reason why estimating the slope and intercept of a simple linear regression line using the least absolute deviations (LAD) approach is not as common as OLS?
A. LAD suffers from heteroskedasticity. B. The solution for LAD isn't always unique. C. The objective function for LAD is less intuitive than for OLS. D. Taking the absolute value of residuals in most software programs is difficult.