Which of the following is not a source of energy for muscle contraction?
a. creatine phosphate
b. glucose
c. oxygen
d. glycogen
e. ATP
C
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High expression levels of a eukaryotic gene in a bacterium such as Escherichia coli cannot be accomplished due to the presence of introns
Indicate whether the statement is true or false.
A group is considered paraphyletic if
A. all members of the group share a common ancestor. B. not all descendants of the common ancestor are included. C. the common ancestor of the group is not included in the group. D. the group does not contain the most recent common ancestor. E. it is the most parsimonious grouping.
Which is true of the Clostridium botulinum toxin?
A. It is heat-sensitive. B. It is a neurotoxin. C. It blocks nerve to muscle signal transmission. D. It is a two-part toxin. E. All of the choices are correct.
Anthrax is a highly infectious disease of animals that can be transmitted to humans who come in direct contact with infected animals or their products.
Answer the following statement true (T) or false (F)