supiine1405

19.02.2021 • 

Chemistry

Make sure to give an explanation for each of them! Directions: Read each statement and determine whether the two variables are positively correlated(P), negatively correlated (N), or contain zero/no correlation (Z). Explain why you chose the answer that you did.

1. In May of last year, the number of classes Marty missed rose from 35 to 50. When grades were reported in June, Marty’s grades had dropped from A’s and B’s to D’s and F’s.

2. Elizabeth increased her practice time for the mile run from five days a week to seven days a week. After practicing, her time improved

3. A scientist wanted to conduct a study that showed the relationship between a person’s performance on a facial recognition test and a person’s height. He had a hard time conducting this experiment and showing a relationship.

5. Dillon studied very hard for his marine bio exam. His grades went up.

Ответ:

any71

25.05.2023

Chemistry

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Changes in pH may not only affect the shape of an enzyme but it may also change the shape or charge properties of the substrate so that either the substrate connot bind to the active site or it cannot undergo catalysis. In geneal enzyme have a pHoptimum. However the optimum is not the same for each enzyme

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