How are complementary strands of dna held together?
a) with hydrogen bonds connecting complem...
How are complementary strands of dna held together?
a) with hydrogen bonds connecting complementary bases
b) with phosphodiester bonds connecting sugars and phosphate groups
c) with hydrogen bonds connecting complementary sugars
d) with ionic bonds between sugars and phosphate groups
Answers: 2
Biology, 22.06.2019 08:00
Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.
Answers: 1
Biology, 22.06.2019 08:10
Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?
Answers: 2
Biology, 22.06.2019 10:10
Fruit bats in central america eat bananas and other fruits. banana plants rely on bats for pollination. what would be the most likely consequence on the banana crop if fruit bats were eliminated from the area? the banana crop would increase because bats would stop eating the crops. the banana crop would decrease because bats would no longer pollinate the crops. the banana crop would remain constant because bees would replace the bats. the banana crop would remain constant because the plants would adapt using asexual reproduction.
Answers: 1
Mathematics, 17.02.2021 08:20
Mathematics, 17.02.2021 08:20
Mathematics, 17.02.2021 08:20
Mathematics, 17.02.2021 08:20
Mathematics, 17.02.2021 08:20
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Physics, 17.02.2021 08:20
Mathematics, 17.02.2021 08:20
Mathematics, 17.02.2021 08:20
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