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3 years ago

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Which steps do scientists take when investigating the natural world? Check all that apply. Form a question. Develop a hypothesis

. Make observations. Conduct controlled experiments. Make predictions. Collect data. Analyze data. Develop a conclusion.

2 answers:

ser-zykov [4K]3 years ago

8 0

All of the above. Hope this helps :)

adelina 88 [10]3 years ago

4 0

Answer:

thks

Explanation:

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Which of the following describes a reason for making a prediction when

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4 years ago

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Now consider a single base mutation in a codon for leucine that creates a codon for phenylalanine. A true reversion changes the

madam [21]

Answer:

options A, B, D and E

Explanation:

leucine codons include: UUA, UUG, CUU, CUC, CUA, CUG

phenylalanine codons include: UUU, UUC.

<u>C</u>UU

replace C with U to give

UU<u>U</u> phenylalanine codon

replace underlined with A

UUA leucine codon

<u>C</u>UC

replace underlined with U

UU<u>C</u> phenylalanine codon

replace underlined with A or G

UUA, UUG leucine codons

UU<u>G</u>

replace underlined with U

<u>U</u>UU phenylalanine codons

replace underlined with C

CUU leucine codon

UU<u>A</u>

replace underlined with U or C

<u>U</u>UU or <u>U</u>UC phenylalanine codons

replace U with C

CUU or CUC leucine codons

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3 years ago

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Nataly_w [17]

The answer is the nucleus

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