Child Development 9th Edition By Laura E. Berk - Test Bank
CHAPTER 3 BIOLOGICAL FOUNDATIONS, PRENATAL DEVELOPMENT, and BIRTH MULTIPLE CHOICE 1) Brothers, Patrick and Michael, do not look very much alike. Patrick has green eyes and blond, curly hair like his mother. Michael has blue eyes and dark brown, straight hair like his father. These directly observable characteristics are 1. A) 2. B) 3. C) 4. D) Answer: A Page Ref: 73 Skill: Apply Objective: 3.1 2) Which of the following statements is true about genotypes? 1. A) They are directly observable characteristics. 2. B) They always pair up in the same way across the DNA ladder rungs. 3. C) They are rodlike structures in the cell nucleus that transmit genetic information. 4. D) They are a complex blend of genetic information that influences all our unique characteristics. Answer: D Page Ref: 73 Skill: Understand Objective: 3.1 3) Each person is made up of trillions of _ _ and 23 _. 1. A) genes; billion cells 2. B) cells; matching pairs of chromosomes 3. C) matching pairs of chromosomes; genes 4. D) cells; chromosomes Answer: B Page Ref: 73 Skill: Remember Objective: 3.1 4) Deoxyribonucleic acid, or DNA, 1. A) is a rodlike structure that stores and transmits genetic information. 2. B) comes in 23 matching pairs. 3. C) looks like a twisted ladder. 4. D) cannot duplicate itself. Answer: C Page Ref: 74 Skill: Remember Objective: 3.1 5) Individuals around the world are about _ percent genetically identical. 1. A) 10 2. B) 3 3. C) 55 4. D) 1 Answer: D Page Ref: 74 Skill: Remember Objective: 3.1 6) During mitosis, 1. A) a single cell develops into a complex, many-celled human being. 2. B) new body cells are created, each with its own unique DNA. 3. C) the number of chromosomes normally present in body cells is halved. 4. D) crossing over occurs
Información del documento
- Subido en
- 13 de julio de 2022
- Número de páginas
- 53
- Escrito en
- 2021/2022
- Tipo
- Examen
- Contiene
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