Single-strand binding proteins prevent the hydrolysis of single-strand regions of DNA by nucleases
__________________ Indicate whether the statement is true or false.
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Which of the following statements about osmoconformers is false?
A. They do not have to adapt to the solute concentrations in the external environment. B. Their internal osmotic pressure matches that of the surrounding environment. C. They often actively regulate the concentrations of particular ions in their body fluids. D. They use less energy to regulate osmotic pressure than osmoregulators. E. Most marine invertebrates are osmoconformers.
The visual pigment in rods ____
a. works best in bright light b. is more diverse than that found in cones c. is found in the fovea d. is called rhodopsin e. absorbs red light
There are different types of microscopes that can be used to provide information about cells. Which type of microscope is used for the observation of living cells?
A) light microscope B) scanning electron microscope C) transmission electron microscope
What are the three major functions of membrane proteins?
What will be an ideal response?