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Biology, 22.06.2019 00:00
How does a lytic infection differ from a lysogenic infection?
Answers: 1
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.
Answers: 2
Biology, 22.06.2019 21:00
Brass gets discoloured in air because of the presence of which of the following gases in air? a. oxygen b. hydrogen sulphide c. carbon dioxide d. nitrogen
Answers: 2
Biology, 22.06.2019 23:30
The upper forelimbs of humans and bats have fairly similar skeletal structures, whereas the correspondingbones in whales have very different shapes and proportions. however, genetic data suggest that all three kindsof organisms diverged from a common ancestor at about the same time. which of the following is the mostlikely explanation for these data? a) humans and bats evolved by natural selection, and whales evolved by lamarckian mechanisms.b) forelimb evolution was adaptive in people and bats, but not in whales.c) natural selection in an aquatic environment resulted in significant changes to whale forelimb anatomy.d) genes mutate faster in whales than in humans or bats.e) whales are not properly classified as mammals.
Answers: 2
Mathematics, 18.11.2020 21:10
History, 18.11.2020 21:10
Mathematics, 18.11.2020 21:10
Biology, 18.11.2020 21:10
Mathematics, 18.11.2020 21:10
History, 18.11.2020 21:10
Mathematics, 18.11.2020 21:10
History, 18.11.2020 21:10
History, 18.11.2020 21:10
English, 18.11.2020 21:10
Mathematics, 18.11.2020 21:10
English, 18.11.2020 21:10
Mathematics, 18.11.2020 21:10