QUESTION 5 (05.04 LC)

Match the term to its description. (4 points)

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Prominences

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Solar flares

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Sunspots

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Convection

A.
Brief eruptions of intense high-energy radiation from the sun's surface

B.
The rise of hotter, less dense fluid and the sinking of cooler, denser fluid

C.
Streams of glowing gas that shoot out from the sun in an arch

D.
Dark spots appearing from time to time on the sun's surface

Which of the following statements is true? a. the main cause for speciation is an increase in gene flow. b. organisms that reproduce asexually are not considered part of a species. c. on a tree of life diagram, speciation is shown by the merging of two different lineages. d.the size of the geographic area inhabited by a population can cause speciation.

Agenetically engineered corn plant is approved for agricultural use. the plant produces pollen that can make its own toxins. these toxins protect the corn plant against pests and no longer require the application of chemical pesticide. what is a likely impact on the farmer of growing such a variety of corn? a- the financial costs for the farmer would be lowered since less crops would be lost to pests. b-the financial costs for the farmer would be lowered since more crops would be lost to pests. c-the farmer may be held responsible for increasing chemical pollution. d-the farmer's expenses for pest control would increase due to an increase in bee population.

Unlike mendel's pea plants,humans can have a variety of heights,not just tall or short.what does this mean for human height? a.height is controlled by one gene b.height is controlled by more than one c.height is not genetic d.height is solely determined by whether or not you eat your vegetables