- Phase which results in production of two identical nuclei. (plural for nucleus)
- Period of cell growth after cytokinesis
- The nuclear membrane is absent during the entire phase.
- The nucleolus disappears and nuclear membrane begins to break down
- Warmer temperatures generally ______ enzymatic activity, but when temperatures increase too much, enzymes denature.
- Characterized by pinching of cell membrane in animal cells.
- Protein that regulates the cell cycle
- Chromosomes appear as duplicated chromosomes (sister chromatids).
- Chromosomes align on the equator of the cell
- The amount of energy required to start a reaction is called the _____ energy.
- True or false: Living organisms would not be able to survive without enzymes because reactions would proceed too slowly.
- Select all types of molecules that cells use for long-term energy storage.
- only a few seconds worth, the formation of ATP occurs continuously
- 1. substrate enters active site forming enzyme-substrate complex2. enzyme changes shape slightly, resulting in even closer fit (induced fit model)3. change in enzyme shape stresses chemical bonds, permitting new bonds to be formed4. products are released; enzyme may repeat process
- Without ______, many reactions would occur too slowly for an organism to survive.
- Which of the following is a type of cell organelle?
- Which part of an egg is most similar to the cell membrane?
- f you wanted to see a cell wall, where could you look?
- The majority of a cell's interior is comprised of:
- At the end of a biochemical reaction, the enzyme