Which group of mammals exhibits the widest distribution and greatest diversity?
a. marsupials
b. cetaceans
c. placentals
d. primates
e. monotremes
ANSWER: c
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Match the following items with the correct phrases.
_______1. In ____________________, bacteria acquire new genetic information in the form of viral genes. _______2. Oswald Avery and his colleagues discovered that DNA is the hereditary molecule while performing ____________________ experiments with Streptococcus pneumoniae. _______3. In ____________________, bacteria acquire new genetic information as a result of absorbing pieces of naked DNA from their environment. _______4. In ____________________, genetic information is passed from one bacterial cell to another via a hollow sex pilus. _______5. In ____________________, bacteria acquire new genetic information when bacteriophages inject bacterial genes. a. conjugation b. lysogenic conversion c. mutation d. transduction e. transformation
A freshwater pond ecosystem includes only the living organisms within the pond
Indicate whether the statement is true or false
Endotoxins must be eliminated from biomanufactured products because they ________
A) render the product inactive B) interfere with the product's absorption C) cause pain, fever, and more severe symptoms in humans D) are from unknown origin E) cause problems for the cell line used to produce the product
What is a simple definition of energy, from a biological perspective? Give some examples of how energy is used in a cell
What will be an ideal response?