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TLS Online TPP Program

#Question id: 2070

The sodium-potassium pump is called an electrogenic pump because it:

#XL - S Microbiology

  1. pumps equal quantities of Na+ and K+ across the membrane in opposite directions

  2. is used to drive the transport of glucose against a concentration gradient

  3. decreases the voltage difference across the membrane

  4. generates voltage across the membrane

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TLS Online TPP Program

#Question id: 10324

#XL - R Botany

Which of the following is not true of all horizontally oriented phylogenetic trees, where time advances to the right?
TLS Online TPP Program

#Question id: 10325

#XL - S Microbiology

Ultimately, which of these serves as the basis for both the principle of maximum parsimony and the principle that shared complexity indicates homology rather than analogy?
TLS Online TPP Program

#Question id: 10326

#XL - S Microbiology

Shared derived characters are most likely to be found in taxa that are
TLS Online TPP Program

#Question id: 10327

#XL - S Microbiology

A taxon, all of whose members have the same common ancestor, is
TLS Online TPP Program

#Question id: 10328

#XL - S Microbiology

The term that is most appropriately associated with clade is
TLS Online TPP Program

#Question id: 10329

#XL - S Microbiology

If birds are excluded from the class Reptilia, the term that consequently describes the class Reptilia is