Taylor, Tybria II
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A student places a potted plant in a black box with a small opening for light, as shown.
The student observes that the plant grows toward the small opening. Which statement most accurately identifies the characteristic of life the plant demonstrates? (Bio. 1A.1)
O Living organisms reproduce within a host cell.
Living organisms maintain homeostasis.
O Living organism respond to external stimuli.
O Living organisms contain genetic information.

Plz plz plz quick! 49 points for whoever which of the following statements about greenhouse effect is true? *life on earth is suffering because of greenhouse effect *the greenhouse effect is caused by human activity *all greenhouse gases are harmful *life on earth would not exist without the greenhouse effect

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

How does the carbon cycle involve an exchange of carbon