The initial test results of an EPA study in 1989 and 1990 were not conclusive about the value of biostimulation of indigenous microbes and about the use of exogenous bacteria for remediation. In contrast, a later field study in Delaware reached the following conclusions:a. Biostimulation can slow down hydrocarbon removal. b. Exogenous bacteria outcompete indigenous bacteria. c. Biostimulation can accelerate hydrocarbon removal. d. Addition of exogenous bacteria leads to faster hydrocarbon cleanup than biostimulation.
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Biology, 21.06.2019 20:00
The images show the wings of a bat and a bee. from this evidence, what can you conclude about the evolutionary relationship between these organisms? a. the wing structures of the bat and the bee are different, indicating they didn’t inherit wings from a common ancestor. b. the wing structures of the bat and the bee are different, indicating they inherited wings from a common ancestor. c. the functions of bat wings and bee wings are the same, indicating they obtained wings from a common ancestor. d. the functions of bat wings and bee wings are different, indicating they didn’t obtain wings from a common ancestor.
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Biology, 22.06.2019 00:00
How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 –500,000 o 500,000 -1,000,000
Answers: 1
Biology, 22.06.2019 13:00
Need with these questions . need the answers in a rush for these questions are the answers i put down are correct or not? ?
Answers: 1
The initial test results of an EPA study in 1989 and 1990 were not conclusive about the value of bio...
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