Answer:
B. Theory
Explanation:
A theory can be changed as new information is discovered.
Enzymes are biological catalysts that speed up a reaction
Answer:
1. Cell Wall
2. Amount of Vacuoles
3. Plastids
4. Size
5. Plasmodesmata
Explanation:
1. Animal Cells dont have cell wall, while Plant Cells do.
2. Animal Cells contain many/ multiple vacuoles, while Plant Cells only contain one.
3. Animal Cells dont have plastids, Plant Cells do have (eg. Chloroplasts)
4. Animal Cells are larger in comparison to Plant Cells
5. Animal Cells dont have plasmodesmata while Plant Cells do have.
Suppose bad weather and pollution dramatically reduce the supply of crawfish in Louisiana next year. This would most likely lead to an increase in the marginal utility of crawfish consumption.
Marginal utility of a commodity or service is the change in total utility resulting from consuming an extra unit of that commodity or service.
The marginal utility of a good or service tells about the happiness experienced or the contentment obtained by the consumers as a consequence of the increment or decrement in consumption by one unit.
There exist three kinds of marginal utility. They include positive, negative as well as zero marginal utility.
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