Over time, some populations of bacteria that are harmful to humans have evolved resistance to antibiotics, which are drugs used to treat bacterial infections. This resistance is the result of a mutation that has been passed from one generation to the next. Changes to DNA, like this mutation, can have a variety of effects on organisms. Describe how this mutation can be classified as both harmful and beneficial.

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Defend or refute the argument that the government has too large a presence in the agriculture industry.

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous