Which of the following would constitute a species? 

A. all the birds that live in Michigan
B. all the mallard ducks in the world
C. you as an individual
D. the weeds in your yard


B. all the mallard ducks in the world

Biology & Microbiology

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LPS is found in the outer membrane of Gram-positive bacteria

Indicate whether this statement is true or false.

Biology & Microbiology

We can calculate whether a reaction is spontaneous by calculating the change in free energy and accounting for

entropy. Your paycheck always lists your gross pay, net (take home) pay, and tax withholdings. Which of the following best correlates your paycheck to the changes in free energy?

a. gross salary = net salary - tax; total energy = free energy - entropy b. net salary = gross salary - tax; free energy = total energy - entropy c. tax = gross - net salary; entropy = total energy - free energy d. gross salary = tax - net salary; total energy = entropy - free energy e. net salary = gross salary + tax; free energy = total energy + entropy

Biology & Microbiology

Which model organism best represents the human genome?

a. Caenorhabditis elegans b. Escherichia coli c. Homo sapiens d. Drosophila melanogaster

Biology & Microbiology

The discovery that ATP is a pain-signaling factor immediately suggested what possible therapeutic approach to alleviate chronic pain?

A. treat with an ATP receptor antagonist B. create large intracellular aggregates of ATP C. block the synthesis of ATP inside cells D. use electric stimulation on pain centers of the brain

Biology & Microbiology