What accounts for the ability of vesicles to fuse with different membrane compartments in the cell?
A. the cell's cytoskeleton
B. the fluid nature of the phospholipid bilayer
C. peripheral membrane proteins
D. transport proteins
Answer Key: B
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____ hormones (like thyroid-stimulating hormone or TSH) signal organs of the endocrine system to secrete new, additional hormones
Fill in the blank with the appropriate word.
Carbon is released into the atmosphere by _____
a. photosynthesis b. aerobic respiration c. burning fossil fuels d. aerobic respiration and burning fossil fuels
What is meant by lyophilization of proteins and why is it done?
What will be an ideal response?
Which of the following is the most likely explanation for a particular human population with a higher incidence of polydactyly (extra fingers/toes) than the human population as a whole?
A) directional selection B) disruptive selection C) founder effect D) bottleneck effect