← Bilogy ch. 9/10 Test
5 Written Questions
5 Matching Questions
- a a disorder in which some of the body's own cells lose the ability to control growth.
- b a fanlike microtubule structure that helps seperate the chromosomes.
- c releases energy from food molecules by producing ATP in the absence of oxygen.
- d the second stage in the division of the cytoplasm
- e the area where each pair of chromatids are attached near the middle.
5 Multiple Choice Questions
- regulate the timing of the cell cycle in eukaryotic cells.
- tiny structures located in the cytoplasm near the nuclear envelope. they seperate and take up positions on opposite sides of the nucleus.
- the first and longest phase of mitosis in which the chromosomes curl up and around each other and become visible.
- the third phase of mitosis where the centromeres split allowing the chromatids to seperate and become individual chromosomes.
- the process in which one glucose is broken in half, producing 2 molecules of pyruvic acid, a 3 carbon compound.
5 True/False Questions
cell cycle → the series of events that cells go through as they grow and divide. when a cell grows, prepares for division, and divides to form 2 daughter cells.
calorie → the amount of energy needed to raise the temperature of 1 gram of water 1 degree celsius
anaerobic → in air/cellular repiration is said to be this.
metaphase → the fourth phase of mitosis where the chromosomes begin to disperse into a tangle of dense material, a nuclear envelope re-forms, the spindle breaks apart, and a nucleolus becomes visible in each daughter nucleus.
cellular respiration → the process that releases energy by breaking down glucose and other food molecules in the presence of oxygen.