Biology, 27.01.2021 01:40 SkinnestXOXO
The chart below shows some events in Earth's history and the primary sources of information which were examined to date the events. Earth event ferns appear amphibians appear minerals appear insects appear Primary source of information plant color history books rocks green plants Which of these Earth events was dated using the most valid and reliable source of information? ferns appear amphibians appear minerals appear insects appear
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What type of cell is produced after fertilization occurs and the gametes combines ?
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Which statement best describes the relationship between an allele and a gene? question 1 a. an allele is a variation of a gene that can be expressed as a phenotype. b. an allele is the part of a gene that attaches to messenger rna molecules. c. an allele is a segment of a dna molecule that controls replication of a gene.
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What is one way intensive agriculture can contribute to climate change? a. tree loss to agriculture increases earth's albedo b. livestock manure absorbs greenhouse gases c. large herds of livestock release greenhouse gases d. fewer trees are available to replenish petroleum stores appex
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Biology, 22.06.2019 09:00
Several billion years ago which gas was the least prevailant in the atmosphere
Answers: 1
The chart below shows some events in Earth's history and the primary sources of information which we...
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