A positive Biuret test indicates the presence of
A. proteins
B. carbohydrates
C. fats
D. nucleic acids
Answer: A. proteins
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A bacterium with which metabolism is MOST likely to form a relationship with Syntrophobacter wolinii?
A) acetate oxidation B) ammonia oxidation C) molecular hydrogen oxidation D) propionate catabolism
Sometimes a fertilized egg, after a few of rounds of division, separates into two embryos which results in identical, or ____ , twins
Fill in the blank with the appropriate word.
In angiosperms, after fertilization, the triploid cell gives rise to:
a. a fertilized ovule b. a seed c. an embryo sporophyte d. endosperm e. a pollen grain
Half of the gametes produced by an organism with the genotype Aa will receive the A allele, while half will receive the a allele. What process produces such results?
A) independent assortment B) mutation C) random fertilization D) segregation