UCI Bio 93

This study guide is tailored for Midterm 1 of Bio 93 at the University of California, Irvine. It covers foundational topics including molecular biology, macromolecules, cell structure and function, membrane dynamics, and basic genetics. Designed to help students reinforce core concepts and prepare effectively for exam questions based on lectures and assigned readings.

UCI BIO 93 MIDTERM QUESTIONS AND ANSWERS A+ GRADED. Buy Quality Materials! smallest unit of chemical elements atoms two or more atoms combined molecules two or more elements combined in a fixed ration compound ... are 4 elements that make up 96% of all living matter C, O, H, N what is the strongest bond? covalent bond sharing of electrons by two atoms covalent transfer of electrons between two atoms ionic what is a weak bond? hydrogen bond the H atom forms one covalent bond ...

UCI BIO 93 MIDTERM QUESTIONS AND ANSWERS A+ GRADED. Buy Quality Materials! Carbonyl within a skeleton Ketone Carbonyl at the end of a skeleton Aldehyde Amino Is a weak base, (Monomer is amines) Sulfhydryl (Thiols) Helps stabilize protein structure Phosphate Organic Phosphates (Monomer) Phosphate VERY important for ATP Phosphate Can add a neg. charge React with Water, releasing energy Carbonyl Methyl Methyl Monomer is Methylated compounds Hydroxyl Methyl group + DNA An eff...

UCI BIO 93 MIDTERM QUESTIONS AND ANSWERS A+ GRADED. Buy Quality Materials! Carbonyl within a skeleton Ketone Carbonyl at the end of a skeleton Aldehyde Amino Is a weak base, (Monomer is amines) Sulfhydryl (Thiols) Helps stabilize protein structure Phosphate Organic Phosphates (Monomer) Phosphate VERY important for ATP Phosphate Can add a neg. charge React with Water, releasing energy Carbonyl Methyl Methyl Monomer is Methylated compounds Hydroxyl Methyl group + DNA An e...

UCI BIO 93 QUESTIONS AND ANSWERS A+ GRADED. Buy Quality Materials! What is an example of incomplete dominance? A red and white snapdragon making a pink offspring What is an example of co-dominance? Blood cells. What is Pleiotropy? When a gene affects more than one phenotypic character. What is the norm of reaction? The range of phenotypic possibilities What are some example of polygenic inheritance? Skin color and height Norms of reactions are broadest for _____________ character...

UCI BIO 93 QUESTIONS AND ANSWERS A+ GRADED. Buy Quality Materials! What are the four most common elements in living matter? Hydrogen, Oxygen, Nitrogen, and Carbon --make up 96% of all living matter. Properties of Acids Donate H+ to a solution, accept electrons, and have a pH of <7 What happens in the S phase of the cell cycle? DNA Synthesis What happens in the G1 phase of the cell cycle? Growth -- cell contents are duplicated. What happens in the G2 phase of the cell cycle? More g...