Biology, 04.07.2019 04:00 heatherballiet866
Ascientist shines ultraviolet light on a colony of blue colored bacteria. she then places colonies of the bacteria in separate petri dishes. after allowing the bacteria to replicate for several generations, the scientist observes that some of the dishes now contain colonies with purple and red colored bacteria. what can be concluded from this observation? a. asexual organisms will undergo genetic changes if placed in a petri dish. b. mutations lead to genetic variation in organisms that reproduce asexually. c. genetic changes are always harmful to organisms that reproduce asexually. d. organisms undergo mutations to become better suited to their environment.
Answers: 1
Biology, 21.06.2019 18:00
Which events are likely to be catastrophic to an ecosystem? select the three correct answers.a-hurricane.b-steady population growth.c-seasonal flooding.d-introducing of an aggressive invasive species.e-tsunami.
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Biology, 22.06.2019 00:10
Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?
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Biology, 22.06.2019 02:00
Graphs you see question 5 options: the change in data over time the relationship between different dependent variables the relationship between the independent variable and the dependent variable/s the relationship between different independent variables
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Biology, 22.06.2019 07:30
Which greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium
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Ascientist shines ultraviolet light on a colony of blue colored bacteria. she then places colonies o...
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