The veins of leaves are used for ____

a. support
b. identification
c. transport of water and nutrients
d. detachment in the autumn
e. regeneration


ANSWER: c

Biology & Microbiology

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The ____ water mold was responsible for the Irish famine in the mid-1800s

a. Phytophthora b. Plasmodium c. E. coli d. Staphylococcus e. Trichomonas

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In the pedigree below, what do the small triangles represent?

1.offspring of unknown sex 2.affected individual 3.known heterozygote 4.aborted or stillborn offspring 5.proband

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Which of the following is not an activated monomer?

A) adenosine triphosphate B) glucose-6-phosphate C) aminoacyl tRNA D) amino acid E) uracil triphosphate

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The common passageway for air and food is the ____

a. nasal cavity b. epiglottis c. glottis d. pharynx e. larynx

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