Biology Exam 1

What are the chemical symbols for the top 4 elements in the human body? - CHON Which specific carbohydrate is used as the main fuel or energy source for our bodies? - Glucose aka Sugar What is a theory? - B. A well-established belief that has been supported by evidence. A___bond is when two atoms SHARE electrons. - Covalent bond A body of knowledge and a process for generating knowledge is called a___? - Science The smallest whole unit of an element is called a(an)___? - Atom An infectious particle consisting of nucleic acids and proteins is called a___? - Virus What is the most basic unit of life? - Cell How many electrons can the first electron shell hold (maximum)? - 2 Anything that occupies space and has mass is called___? - Matter Water as we normally drink it, is in which state or phase of matter? - Liquid A working theory around which an experiment is designed is called a (an)___? - Hypothesis When two or more elements combine chemically in definite proportions this makes up a___? - Compound Which subatomic particles get involved in chemical bonding? - Electrons Proteins and polypeptides are made of which monomers? - Amino Acids The body of science that studies all living things is called? - Biology Which of the following is not a characteristic of living things? - D. They do not contain DNA. A (an)__bond occurs between positive and negatively charged Ions. - Ionic bonds