Biology, 14.01.2021 04:40 andrealeon2000
As scientists, politicians and concerned citizens recognize the threat of global warming to the ongoing climate change, reductions in greenhouse gas emissions become the forefront of the discussions. To reduce the presence and persistence of greenhouse gases in the atmosphere their sources must be fully understood. Natural and anthropogenic greenhouse gases can impact their presence in the atmosphere. Which of the options best matches the anthropogenic sources and the greenhouse gas accurately?
Answers: 1
Biology, 21.06.2019 19:00
The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.
Answers: 1
Biology, 21.06.2019 19:50
Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation.c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation.d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.
Answers: 3
Biology, 22.06.2019 01:00
Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a.precipitation b.erosion c.migration d.condensation
Answers: 1
Biology, 22.06.2019 05:10
Any sound above what db can cause hearing loss in human beings
Answers: 1
As scientists, politicians and concerned citizens recognize the threat of global warming to the ongo...
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