How many electrons are in the innermost
electron shell of a phosphorus atom?
a. 1
b. 2
c. 3
d. 5
e. 8
B
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Data from the Human Genome Project revealed that humans, considered among the most complex of all organisms,
have fewer genes and less DNA than some "simpler" organisms. Explain how a species can be more complex than another even though it possesses fewer genes. What will be an ideal response?
If the father is color blind, what is the genotype for his daughter? (Using the letter B for the normal allele)
What will be an ideal response?
Which binds to the operator of the lac operon?
A) permease B) beta galactosidase C) activator D) repressor E) lactose
What is the correct sequence of stages in the life cycle of the Chinese liver fluke?
A. adult; sporocyst; rediae; cercaria; metacercaria; egg with miracidium; adult. B. adult; egg with miracidium; cercaria; sporocyst; rediae; metacercaria; adult. C. adult; egg with miracidium; metacercaria; sporocyst; rediae; cercaria; adult. D. adult; egg with miracidium; sporocyst; rediae; metacercaria; cercaria; adult. E. adult; egg with miracidium; sporocyst; rediae; cercaria; metacercaria; adult.