Straighterline Anatomy and Physiology 1 BIO201 Topic 4: Genetics Quiz 2023

Straighterline Anatomy and Physiology 1 BIO201 Topic 4: Genetics Quiz 2023 Hello We are a team of experts offering course attendance for all Straighterline, Portage Learning, Sophia etc courses. We also write essays, research papers and school assignments. Should you need any of these services, Contact us via email: or : +1 (908) 954-4829. Guaranteed Passing!  BIO201_MH_V3  Topic 4: Genetics Started on Wednesday, June 7, 2023, 12:24 PM State Finished Completed on Wednesday, June 7, 2023, 12:52 PM Time taken 28 mins 8 secs Grade 35.00 out of 35.00 (100%) Question 1 Correct 1.75 points out of 1.75 Flag question Question text The presence of a cellular clock, presence of "death genes" and damage to DNA or mitochondria are all theories of _____. Select one: a. agingb. death c. differentiation d. cleavage Question 2 Correct 1.75 points out of 1.75 Flag question Question text If an albino (aa) mates with a person homozygous for normal pigment (AA), Select one: a. half of the offspring are normal. b. half of the offspring are albinos. c. all offspring are homozygous normal. d. all offspring are albinos. e. All the offspring are normal but carriers. Question 3 Correct 1.75 points out of 1.75 Flag question Question text A __________ is a display of the chromosomes of a somatic cell during metaphase of mitosis. Select one: a. karyotype b. genome c. gamete d. locus Question 4 Correct 1.75 points out of 1.75Flag question Question text In humans, somatic cells have ____ chromosomes, while reproductive cells (gametes) have ____. Select one: a. 23; 46 b. 92; 46 c. 46; 23 d. 46; 69 e. 92; 23 Question 5 Correct 1.75 points out of 1.75 Flag question Question text A display of the chromosomes of a somatic cell during metaphase of mitosis is the Select one: a. karyotype. b. autosome. c. homolog. d. locus. e. genome. Question 6 Correct 1.75 points out of 1.75 Flag question Question text Chromosomes that are NOT associated with sex determination are known asSelect one: a. structural genes. b. autosomes. c. genotypes. d. polygenic. e. y-linked. Question 7 Correct 1.75 points out of 1.75 Flag question Question text A different form of an allele at a particular locus that can have no effect to major effects on the phenotype is a(n) Select one: a. allelic variant. b. mutated allele. c. polymorphism. d. All of the choices are correct. Question 8 Correct 1.75 points out of 1.75 Flag question Question text What term describes the inheritance of a trait which in the heterozygote has an intermediate expression between either allele? Select one: a. Incomplete penetrance b. Incomplete dominance c. Complete dominanced. Codominance Question 9 Correct 1.75 points out of 1.75 Flag question Question text Which of the following is an example of incomplete dominance? Select one: a. color blindness b. major thalassemia c. beta thalassemia d. polymorphism e. ABO blood groups Question 10 Correct 1.75 points out of 1.75 Flag question Question text Genes on the X chromosomes are Select one: a. polygenic. b. X-linked. c. simple. d. holandric. e. Y-linked. Question 11 Correct 1.75 points out of 1.75Flag question Question text The process of meiosis will _____ as the gametes are produced. Select one: a. cut the chromosome number by 1/3 b. cut the chromosome number by 1/2 c. double the chromosome number d. not change the chromosome number e. triple the chromosome number Question 12 Correct 1.75 points out of 1.75 Flag question Question text A person's height, intelligence, eye color, and skin color are examples of Select one: a. incomplete dominance. b. complete dominance. c. complete recessiveness. d. codominance. e. polygenic traits. Question 13 Correct 1.75 points out of 1.75 Flag question Question text What genetic disorder is caused by having three chromosomes 21?Select one: a. albinism b. sickle-cell disease c. hemophilia d. Down syndrome e. achondroplasia Question 14 Correct 1.75 points out of 1.75 Flag question Question text What genetic disorder is a type of dwarfism characterized by shortening of the upper and lower limbs? Select one: a. albinism b. sickle-cell disease c. hemophilia d. Down syndrome e. achondroplasia Question 15 Correct 1.75 points out of 1.75 Flag question Question text What genetic disorder is the failure to produce clotting factors? Select one: a. albinism b. sickle-cell disease c. hemophiliad. Down syndrome e. achondroplasia Question 16 Correct 1.75 points out of 1.75 Flag question Question text What genetic disorder is the inability to produce normal hemoglobin? Select one: a. albinism b. sickle-cell disease c. hemophilia d. Down syndrome e. achondroplasia Question 17 Correct 1.75 points out of 1.75 Flag question Question text Which of the following chromosome anomalies can be found in either sex? Select one: a. Turner's Syndrome (XO) b. Klinefelter's Syndrome (XXY) c. Down Syndrome (Trisomy 21) d. Barker's Syndrome e. They all can be found in either sex. Question 18 Correct 1.75 points out of 1.75Flag question Question text A mutation involving a single nucleotide is a _____ mutation. Select one: a. deletion b. duplication c. nondisjunction d. point e. aneuploidy Question 19 Correct 1.75 points out of 1.75 Flag question Question text A mistake during segregation of chromosomes is called Select one: a. deletion. b. duplication. c. nondisjunction. d. point mutation. e. aneuploidy Question 20 Correct 1.75 points out of 1.75 Flag question Question text Down Syndrome is an example of an aneuploidy calledSelect one: a. monosomy 21. b. trisomy 21. c. monosomy 23. d. trisomy 17. e. disomy 21.