Bacteria and Archaea
a. belong to the same domain.
b. have similar cellular structures.
c. have cell walls that are structurally similar to plant cell walls.
d. are more closely related to each other than to eukaryotes.
B
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True or false. Look at the figure above to answer the questions below. _______ Resting potential is generated only by the movement ions. _______ The voltage differences shown above are measured across the plasma membrane (not deep within the cell). ______
The changes in voltage seen at #2 and #4 in the figure caused by movement of the same types of ions across the membranes. _______ _______ _______ The trace above is following the voltage change as down the axon. The voltage change above is an all-or-nothing response. Different membrane proteins are responsible for generating the voltage change seen at #2 and #4 in the figure. _______ _______ All voltage changes in a neuron's plasma membrane characteristic shape shown above. The changes in voltage shown above are due to the of ions right through the plasma membrane phospholipids bilayer (without the presence accessory protein). What will be an ideal response?
The field of ________ was founded in the 1970s to address moral issues and controversies that arise in applying medical technology.
A) metaethics B) bioethics C) biotechnology D) genetics
Which association is NOT correct?
Select one: a. Periodontitis is a loss of bone and loosening of teeth that occurs in old age. b. Gingivitis is an inflammation of the gums that can spread to the periodontal membrane. c. The loss of 20 deciduous teeth is a natural process that occurs as a child. d. Tooth decay or dental caries is a natural erosion of teeth from wear and tear. e. Tonsillitis is an inflammation of the tonsils.
Plants have specific temperatures (or temperature ranges) that allow for maximum growth. A process by which heat from ________ is transferred from the sun to leaves helps give plants these ideal temperatures
A) convection B) evaporation C) conduction D) radiation