Bio 101 Final- Straighterline Already Passed

Which genetic disorder is associated with an irregular shape of the red blood cells? a. Sickle cell disease b. Marfan syndrome c. Huntington disease d. Phenylketonuria (PKU) e. Cystic fibrosis (CF) {Ans: Sickle cell disease}Which of the following accurately describes transcriptional control of gene expression in eukaryotes? a. Activators trigger sequences of DNA transcription factors to be expressed b. Dependent on interactions of mRNA sequences with ribosomes c. Promoters help transcription factors bind to RNA polymerases d. Transcription factors help RNA polymerase bind to promoter sequences {Ans: Transcription factors help RNA polymerase bind to promoter sequences}You have two true-breeding rose bushes, one with red flowers and one with white flowers, a cross between these two roses yields a bush with pink flowers. What condition does this demonstrate? a. Codominance b. Incomplete dominance c. Environmental effects d. Polygenetic inheritance e. Monohybrid inheritance {Ans: Incomplete dominance}What will cycle the energized electrons from the reaction center of PS I back to the reaction center in PS I? a. noncyclic electron pathway b. cyclic electron pathway c. CO2 fixation stage of Calvin cycle reactions d. citric acid cycle e. CO2 reduction phase of Calvin cycle reactions {Ans: cyclic electron pathway}When