What is the USDA recommended requirement for servings of fruit per day?
a. 3 ounces / day
b. 2 cups / day
c. 24 grams / day
d. 4 cups / day
e. 6 ounces / day
b
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Endonucleases and exonucleases are enzymes that can remove nucleotides from a polynucleotide chain. An endonuclease removes nucleotides _______ while an exonuclease removes nucleotides _____________.
A. from the 5' end of the chain; from the 3' end of the chain B. from the 3' end of the chain; from the 5' end of the chain C. internally; from the ends of the chain D. from the ends of the chain; internally
One advantage of angiosperm seeds is the presence of seed ____, a nutritive tissue produced during fertilization that nourishes the developing embryo.
a. a coat b. endosperm c. ovule d. pollen sac e. ovary
The amnion surrounds the embryo and bathes it in a protective fluid.
Answer the following statement true (T) or false (F)
Blastomyces dermatitidis occurs in the (eastern/central/southwestern/western) part of North America.
Fill in the blank(s) with the appropriate word(s).