front 1 Which of the following correctly describes the law of segregation? | back 1 It states that allele pairs segregate during gametogenesis and reunite randomly during the fertilization process. |
front 2 Which of these is a function of a ribosome? | back 2 Ribosomes can decode mRNA and assemble amino acids for protein synthesis. |
front 3 The number of protons is the same as? | back 3 The atomic number |
front 4 Which of the following statements is true about protons? | back 4 The number of protons in the nucleus is the defining property of an element. |
front 5 A lipid or fat molecule can be broken down into fatty acids and __________. | back 5 glycerol |
front 6 Which of the following prefixes would likely be the most appropriate for measuring the weight of a 2,500 g kitten? | back 6 Kilo |
front 7 Which of these bonds would we see between nitrogenous bases? | back 7 Hydrogen bonds |
front 8 Which of the following is the most accurate description of the link between chromosomes and DNA? | back 8 Chromosomes include numerous genes, each of which is made up of a DNA sequence. |
front 9 Which of the following statements about diffusion is true? | back 9
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front 10 Which of the following hormones is not increased in response to dehydration? | back 10 Erythropoietin |
front 11 In which segment of the nephron is glucose reabsorbed? | back 11 Proximal convoluted tubule |
front 12 What is the correct sequence in which inhaled air passes through the respiratory tract? | back 12 1. Nasal Cavity 2. Pharynx |
front 13 Which of the following is a hypothesis? | back 13 If a student gets more sleep, they will get a higher test score. |
front 14 The _________________ is the blood vessel that carries oxygen-depleted blood away from the heart. | back 14 pulmonary artery |
front 15 The generation of tension in a muscle is called __________. | back 15 Contraction |
front 16 The respiratory system is composed of organs that facilitate gas exchange between the blood and the external environment. Which of the following describes the group of organs that function during gas exchange? | back 16 Organ System |
front 17 Which of the following is the process by which gametes divide and produce half the number of chromosomes found in a somatic cell? | back 17 Meiosis |
front 18 Which of the following correctly describes anatomical position? | back 18 Upright, arms at sides, palms facing anteriorly |
front 19 Which of the following is a substance that the kidneys remove from the blood during filtration? | back 19 Salts |
front 20 T-lymphocytes mature and become functional in which of the following organs? | back 20 Thymus |
front 21 Melatonin is the hormone that regulates sleep-and-wake rhythm. Which of the following endocrine glands is responsible for producing melatonin? | back 21 Pineal |
front 22 Which of the following substances would not dissolve in water? | back 22 C3H6 |
front 23 Gas exchange between the blood and alveoli would be enhanced by ______________, but impeded by __________________. | back 23 increased alveolar surface area; decreased membrane thickness |
front 24 The majority of nutrient absorption occurs in the _________________. | back 24 Small Intestine |
front 25 Which of the following causes bone matrix resorption during bone growth and remodeling? | back 25 Osteoclasts |
front 26 Which of the following antigen-specific immune cells produce cytokines, which facilitate various immune reactions? | back 26 Helper T-cell |
front 27 Movement of molecules in a substance depends on _______ energy. | back 27 Heat |
front 28 Which would be the approximate mass of a car? | back 28 1,800 kg |
front 29 The same single-replacement reaction is run in two different beakers. The beakers are labeled as Beaker A and B and are heated to 75oC and 100oC, respectively. If the reactions are run for 15 minutes each, which of the following results would you expect to observe? | back 29 Beaker B produces more product than Beaker A |
front 30 Enzymes are biological catalysts that ___________. | back 30 Increase the rate of any given reaction |
front 31 Why are control groups used in experiments? | back 31 To minimize the effect of variables |