York College CUNY Bio 301Sp20218 Final Exam 8 May 24 NAME 27 Multiple Choice 1 pt each 9 Short Answer 2 pe each 36 Q total 45 pts answer all as on Exam is the translation factor that fills the A site during termination A ubiquitin 19 B TBP RF C D EF G E IF 3 20 Hemophilia A is an X linked recessive trait in humans The normal allele is designated X and the Hemophilia A allele is X A father and mother with normal blood clotting have a hemophilie son The parents genotypes must be A X X and X Y B X X and X Y C X X and XY 25 D X X and X Y E X X and XY 21 Two genes in a genetic cross appear to be unlinked when A crossing over occurs during second meiotic anaphase B the frequency of parental types exceeds that of recombinants in the test cross C the centromere is located between them on the chromosome D alleles pair during S phase E chromosomes align during telophase I of meiosis 22 We used to purify a genomic DNA digest from RE EcoRI A polyacrylamide SDS gel electrophoresis B Qiaquick DNA cleanup C Ni chelate spin column and elution with imidazole D PCR and DNA sequencing to detect SNPs E Reverse Transcription and Western blotting to detect Alu polymorphism 23 The fibrous structural protein consisting of a triple helix is A collagen B silk fibroin C keratin D cotton E nylon 24 is the cline that leads to increased frequency of the LDH Bb allele in mumichogs A Novichok as an assassination method B Water temperature C Longitude D Lactose as sole carbon source E Latency of ultrasound chirps is an element of globular protein tertiary structure A Aminoacyl bond B Double helix C Base triple D Hydrophilic exterior E Duplex stem and unpaired loop