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Biology, 29.06.2019 07:00 dounutalien
What is the chemical basis of a gene? a. dna b. carbohydrate c. protein d. lipid
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Biology, 22.06.2019 10:30
In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.
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Biology, 22.06.2019 12:30
Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.
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Biology, 22.06.2019 13:30
Which of these correctly describes the difference between processes that take place in prokaryotic and eukaryotic cells?
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What is the chemical basis of a gene? a. dna b. carbohydrate c. protein d. lipid...
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