AP BIO Study guides, Class notes & Summaries

AP Bio Chapter 12 Review Exam Questions With Verified Answers. How does cell size change throughout interphase? - answerG1 phase is the time during which the cell makes more proteins so that it can grow to its proper size. The protein concentration within a cell is estimated to be 100 milligrams per milliliter. S phase is the time when the cell produces a lot more phospholipids. Phospholipids are the molecules that make up the cell membrane and the membrane of the cell's organelles. The a...

Ap bio semester1 Qs&As

AP Bio Unit 4 Review Questions and Answers 100% Pass At what stage do chromatids separate in Meiosis? Anaphase II Cytokinesis is splitting of the ____. cytoplasm Following (but not including) which phase of the cell cycle do we have 2 sister chromatids? S phase How do cells pass the G2 checkpoint? MPF (allows cells to enter mitosis or M phase); mitosis promoting factor How long is the cell cycle for skin cells? 12-24 hours How long is the cell cycle of an embryo? 20 minute...

AP Bio Test Unit 3 Questions and Answers 100% Pass Synthesis of ATP by the chemiosmotic mechanism occurs during both photosynthesis and respiration. A molecule that is phosphorylated has an increased chemical reactivity; it is primed to do cellular work Approximately how many molecules of ATP are produced from the complete oxidation of two molecules of glucose (C6H12O6 ) in cellular respiration? 76 As a research scientist, you measure the amount of ATP and NADPH consumed by ...

AP Bio exam 1 with Answers 100% Pass Water: polar, electronegativity, and charge - - -polar -oxygen end is negative -hydrogen end is positive -neutral (same # of protons and electrons) How is a Hydrogen bond formed? - - formed between a highly electronegative atom of a polar molecule and a Hydrogen. (1 bond is weak, but many bonds are strong) (negative oxygen to positive hydrogen) Boiling and freezing points of pure water? - - -boils at 100 Celsius (boiling temp decreases at higher elev...

AP Bio Practice Exam 1 Correct 100% | Distinction Humans produce sweat as a cooling mechanism to maintain a stable internal temperature. Which of the following best explains how the properties of water contribute to this physiological process? - - The high heat of vaporization of water allows the body to remove excess heat through a phase change of water from liquid to gas A student placed a semipermeable membrane inside a U-shaped channel with two chambers, as shown. The membrane perm...

Humans produce sweat as a cooling mechanism to maintain a stable internal temperature. Which of the following best explains how the properties of water contribute to this physiological process? - Answer-The high heat of vaporization of water allows the body to remove excess heat through a phase change of water from liquid to gas A student placed a semipermeable membrane inside a U-shaped channel with two chambers, as shown. The membrane permits the movement of water but not salt. The...

Biomolecules (AP Biology) questions and answers guaranteed pass 2024/2025