How do small molecules like Na+ of K+ pass through the plasma membrane?
What will be an ideal response?
ion channels
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If an E. coli strain typically has 50 loop domains, how many total base pairs might this bacteria have in its chromosome?
A. 500-2,000 B. 5,000-20,000 C. 50,000-80,000 D. 200,000-450,000 E. 5 billion
The adaptations of species involve
a. form. b. function. c. behavior. d. life history patterns. e. all of these.
Cotransduction of genes is an indication that the genes are linked
Indicate whether the statement is true or false
Which of the following best illustrates the Bohr effect?
a. The amount of a gas that diffuses across a membrane depends on the differences in the gas' partial pressure. b. The ability of hemoglobin to bind oxygen depends on the partial pressure of oxygen. c. In a mixture of gases, the total pressure of the mixture is the sum of the pressures of the individual gases. d. pH causes a displacement of the oxygen-hemoglobin dissociation curve. e. As the concentration of chloride ions increases, the ability of hemoglobin to bind carbon dioxide decreases