Bio 182 exam 2 questions - Study guides, Class notes & Summaries

ASU BIO 182 EXAM 2 questions with answers correct and verified 100%ASU BIO 182 EXAM 2 questions with answers correct and verified 100% asexual reproduction - correct answers-directing cells to divide and develop into new tissues and organs without a partner sexual reproduction - correct answers--takes more time and energy than asexual reproduction -genetically diverse offspring -requires fertilization -requires haploid gametes -mating most plants and animals produce_______ - correct answe...

BIO 182 Exam 2 Questions and Answers All Correct The respiratory system of which of the following organisms relies on air sacs to move air through the lungs? birds mammals fish amphibians reptiles - Answer-birds Which of the following statements is true regarding respiration in mammals? Select all that apply. A. Air moves in a unidirectional fashion through the lungs. B. Gas exchange occurs in the bronchioles. C. Gas exchange occurs in the alveoli. D. Respiration depends on ch...

BIO 182 Exam 2 Questions & Answers 2023 In a simple Mendelian monohybrid cross, true-breeding tall plants are crossed with short plants, and the F1 plants, which are all tall, are allowed to self-pollinate. What fraction of the F2 generation are both tall and heterozygous? a. 1⁄8 b. 1⁄4 c. 1⁄3 d. 2⁄3 e. 1⁄2 e. 1⁄2 The phenotype of an individual a. depends at least in part on the genotype. b. is either homozygous or heterozygous. c. determines the genotype. d. is the ge...

BIO 182 Exam 2 Questions with Correct Answers In a simple Mendelian monohybrid cross, true-breeding tall plants are crossed with short plants, and the F1 plants, which are all tall, are allowed to self-pollinate. What fraction of the F2 generation are both tall and heterozygous? a. 1⁄8 b. 1⁄4 c. 1⁄3 d. 2⁄3 e. 1⁄2 - Answer-e. 1⁄2 The phenotype of an individual a. depends at least in part on the genotype. b. is either homozygous or heterozygous. c. determines the genotype. d. i...

BIO 182 Exam 2 Questions And Answers 100% How many modes of selection are there? 3 What are the modes of selection? Stabilizing selection, directional selection, and disruptive selection Stabilizing Selection The mean of the trait remains similar over time but the standard deviation decreases Directional Selection The mean phenotype shifts in a particular direction Disruptive Selection The standard deviation of the trait increases as individuals with the mean value disappear. Stabil...

BIO 182 Exam 2 Questions and Answers All Correct The respiratory system of which of the following organisms relies on air sacs to move air through the lungs? birds mammals fish amphibians reptiles - Answer-birds Which of the following statements is true regarding respiration in mammals? Select all that apply. A. Air moves in a unidirectional fashion through the lungs. B. Gas exchange occurs in the bronchioles. C. Gas exchange occurs in the alveoli. D. Respiration depends on chang...

BIO 182 Exam 2 questions with correct answers verified 100%BIO 182 Exam 2 questions with correct answers verified 100% Which of these individuals has the highest biological fitness in an evolutionary sense? - correct answers-an organism that dies after 5 days of life but leaves 10 offspring, all of whom survive to reproduce True or False: The genotype of an organism describes the physical traits that one can observe. - correct answers-False Which of the following statement(s) regarding ev...

A fly alters the composition of phospholipids in its cell membranes as fast as or faster than the air temperature changes during the day. - Answer-True A heterozygous fish that simultaneously expresses Hb1 and Hb2 alleles would pay an energetic cost to bind oxygen well in cold and warm waters. - Answer-True A plant should invest more energy in tap roots and less energy in seeds when the probability of being eaten by an animal increases. - Answer-False A population of water fleas would adap...

BIO 182 Exam 2 Questions and Answers All Correct The respiratory system of which of the following organisms relies on air sacs to move air through the lungs? birds mammals fish amphibians reptiles - Answer-birds Which of the following statements is true regarding respiration in mammals? Select all that apply. A. Air moves in a unidirectional fashion through the lungs. B. Gas exchange occurs in the bronchioles. C. Gas exchange occurs in the alveoli. D. Respiration depends on changes ...

Head in the Clouds Giraffes are the tallest animals on land. An adult giraffe has a neck that exceeds 2 m in length. This neck enables a giraffe to access food that other animals cannot reach and detect predators from a long distance. Studies have shown that giraffes will browse trees at heights that other herbivores cannot reach. The water and nutrients gained from leaves enhance a giraffe's fitness by increasing survival and reproduction. However, a long neck comes with a cost: t...