Biology Midterm Exam 2023-2024 Latest Versions Questions And Correct Solutions Grraded A+

BIOLOGY MIDTERM EXAM 2023-2024 LATEST VERSIONS QUESTIONS AND CORRECT SOLUTIONS GRRADED A+ What is biology the study of? Biology is the study/science of life. What is an organism? An organism is any living thing. What is an atomic number? The number of protons in the element. - The number of an element on the Periodic Table of Elements What is the purpose of crossing over? Crossing over occurs to create new genetic combinations that will determine a new human's characteristics/traits. - Creating genetic differentiation among new generations. When are the checkpoints for the cell cycle? 1) G1 2) At the beginning of G2 or at the end of S 3) Mitosis Checkpoint Why are there checkpoints in the cell cycle? 1) G1 checkpoint exists to decide if the cell will divide at all (conditions must favor cell divisionthe cell must be big and healthy enough.) 2) G2 checkpoint exists to make sure synthesis went correctly.3) Mitosis checkpoint exists to send the cell back into interphase once mitosis is done. Photosynthesis Formula CO2 + :2O + sunlight --> C6:12O6 + O2 Photosynthesis Formula (with only words) Carbon dioxide (CO2) + water (:2O) glucose (C6:12O6) and oxygen (O2) Fats - Lipids that