Four of the five choices listed below are related to
the same gland. Select the exception.
a. simple goiter
b. deficiency of iodine in the diet
c. hypothyroidism
d. rickets
e. Graves’ disorder
Answer: d
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The long arm of a chromosome is called the ____________________ arm
Fill in the blank(s) with correct word
What is NOT a reason why an abscessed wound might not respond to antibiotic treatment?
A. The bacteria within the abscess have ceased replicating, and many antibiotics require actively replicating cells in order to be effective. B. The blood vessels that would bring the drug to the area have been destroyed or clogged with clots, preventing the drug from getting to the microbes in the abscess. C. The bacteria in an abscess have all acquired multi-drug antibiotic resistance, so any drugs that are used will have no effect. D. The chemical composition of the pus in the abscess often inactivates antibiotic drugs, making them ineffective.
Suppose that you have discovered a new mutant in Drosophila melanogaster. The trait is known to be sex linked
Which crosses should you perform to determine if the mutant trait is recessive or dominant?
What will be an ideal response?At its most basic level, evolution is a:
A) change in an individual's phenotype caused by mutations. B) change in the frequency of alleles in an individual. C) change in the frequency of alleles in a population. D) new species arising from an existing species.