Discuss the main factors that control plant development
What will be an ideal response?
Concepts to Consider: The orientation of the preprophase band determines the plane of cell division
and consequently is responsible for such phenomena as the files of cells produced at the root tip. The
orientation of cellulose microfibrils in the cell wall determines the direction of cell expansion.
Differential gene expression is responsible for differences in plant cell structure and function.
Morphogenesis proceeds through pattern formation which is the result of chemical interactions
between cells as a result of their position.
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It has been estimated that 70% of human and animal food ________ comes from seed endosperm of grain crops.
A. carbohydrate B. fat C. vitamins D. protein E. minerals
If your mass is 70 kg on Earth, how much is your mass on the Moon?
a. less than 70 kg. b. more than 70 kg. c. 70 kg. d. none of the above.
What is released from the axon end of the nerve cell?
If something is called a vitamin, it cannot be made by the organism and must be taken in as a part of diet.
a. true b. false