Biology, 13.05.2020 10:57 TombRaider167

Sand is made of different types of rocks shapes and sizes of rocks are not all the same sand is a ?

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Biology, 22.06.2019 10:40, ari313

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population. b) the separated population is small, and genetic drift occurs. c) the isolated population is exposed to different selection pressures than the ancestral population. d) different mutations begin to distinguish the gene pools of the separated populations. e) gene flow between the two populations is extensive.

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Biology, 23.06.2019 03:00, fortnite83

In what month (or months) does the most precipitation fall in each of these areas? what are the driest months in each of these areas? what is the coldest month in the tropical grassland? what is the warmest month in the temperate grassland?

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Biology, 23.06.2019 05:00, zubaira5798

Na convection cycle, what causes plastic-like material to sink a. it loses heat to the crust. b. it gains heat from the crust. c. it loses heat to the outer core. d. it gains heat from the outer core.

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Biology, 23.06.2019 09:30, Areyano7236

Certain species of insects introduced accidentally in a forest are destroying all the douglas fir trees in that forest. the wood of these trees is extremely used for conversation. in order to control the damage caused by these insects, the forestry department decided to increase the moth caterpillar in the forest. these caterpillars are natural predators of the insects. which method did the forestry department implement to control the invasive species?