Which of the following has the most stored energy per gram?
A) minerals B) lipids C) proteins D) carbohydrates
Answer: B
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You have been sequencing a gene that codes for a protein in the mitochondrial electrontransport chain
If it is discovered that your gene is not responsible for reproductive isolation, why do you nevertheless see an accumulation of differences between A1 and A2? What will be an ideal response?
Four of the five choices listed below are
characteristics of ethylene. Select the exception. a. levels increase in stressed plants b. promotes fruit ripening c. triggers cell division d. is a gas e. promotes abscission
All arthropods _____.
1) undergo complete metamorphose 2) have jointed appendages 3) molt 4) have segmented bodies 5) have an exoskeleton or cuticle A. 3 and 5 B. 1, 4, 5 C. 2, 3, 4, 5 D. 1, 2, and 4 E. 1, 2, 3
Supertasters for the chemical PTC are ____ for the trait
a. homozygous dominant b. heterozygous c. homozygous recessive d. either homozygous dominant or homozygous recessive e. either homozygous dominant or heterozygous