Which of the following best describes night-neutral plants?
A) The plants flower at night.
B) Plants tend to flower when nights become longer.
C) Plants tend to flower when nights become shorter.
D) The flowering in these plants is not affected by photoperiod.
D
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Explain why enzyme replacement therapy cannot cure a genetic disease, and why gene therapy offers the only cure
What will be an ideal response?
Studies where mRNA for tonoplast intrinsic protein from a plant were injected into frog eggs resulted
in ____ the egg cells when they were placed in a hypotonic medium.
a. rapid water loss by b. no effect on c. slight swelling of d. slow water loss by e. swelling and bursting of
Common lipids for energy storage are
A. waxes. B. cholesterols. C. phospholipids. D. steroids. E. triglycerides.
Why are carbohydrates, such as glucose, fructose, and galactose, so valuable as fuels?
A) A great deal of energy is stored in carbon-hydrogen bonds. B) They burn much more cleanly and efficiently than other compounds. C) Very little energy is required to form the bonds in hydrocarbons. D) Carbon only bonds with hydrogen and, in doing so, creates an energy-rich compound. E) All inorganic compounds are good fuels, but those with carbon contain more energy.