Plants adapted to the desiccating effects of the land environment with the evolution of

a. a cambium layer. d. cutin.
b. scales. e. bark.
c. leaves.


D

Environmental & Atmospheric Sciences

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Which of these force fields can increase a moving electron's speed?

A. Electric field. B. Magnetic field. C. both of these D. none of the above

Environmental & Atmospheric Sciences

A mutation in which one nucleotide is substituted for another is called a

A. point mutation. B. frameshift mutation. C. nonsense mutation. D. none of the above

Environmental & Atmospheric Sciences

?Given the following formula: ? Population change = (births + immigration)?(deaths + emigration) ? What are two ways that the rate of the global population change can be reduced?

Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences

What is meant by salinization, and what are its consequences? How does irrigation cause salinization?

What will be an ideal response?

Environmental & Atmospheric Sciences