Answer: that means that it has undergone the peer review process. Peer review is a process (not a type of article) in which an article is judged by an impartial panel of two or more experts in the field; these experts are called "peer reviewers.
Explanation:
1. <span>a. messenger RNA (mRNA)
2. </span><span>c. they have different sugars
3. </span><span>a. uracil
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Control group
Explanation:
Experiments are usually designed so that the differences between the experiment and control groups can be observed.
- The experimental group is the group that follows the details of the hypothesis where variables are changed to see their causes and effects.
- The control group is the standard by which the experimental group is compared with.
- The variables are being tested for in the experimental group to see how they are changing .
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Controlled experiment brainly.com/question/1621519
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The cell wall contains not only cellulose and protein, but other polysaccharides as well. The cell wall provides structural support and protection. Pores in the cell wall allow water and nutrients to move into and out of the cell. The cell wall also prevents the plant cell from bursting when water enters the cell.