Bio 181 exam 4 - Study guides, Class notes & Summaries

BIO 181 GRAND CANYON UNIVERSITY EXAM 3 QUESTIONS AND ANSWERS NEW UPDATE 2024 1. A frameshift mutation could result from E) either an inser- tion or a deletion of a base. 2. Which of the following does not occur in prokaryotic eukaryotic gene expression, but does in eukaryotic gene expression? 3. Which of the following helps to hold the DNA strands apart while they are being replicated? 4. Accuracy in the translation of mRNA into the primary structure of a polypeptide depends on spe...

Bio 181 ASU Exam 3 Questions with complete solutions List the 4 types of glial cells and list a phrase to describe their function. - answer1. Schwann cells wrap around the axon of a cell in the PNS, while providing electrical insulation. 2. Oligodendrocytes do the same thing as Schwann cells but they do it in the CNS. 3. Astrocytes protect the brain from toxic chemicals. 4. Microgilia protect the brain. T/F When the presynaptic cells contacts a muscle cell, the synapse area is called a mo...

ASU BIO 181 EXAM 4 2024 UPDATE EXAM TEST COMPLETE QUESTIONS AND VERIFIED DETAILED ANSWERS GET IT CORRECT GRADE A+

ASU BIO 181 Exam 2 (modules 7-12) Questions & Answers 2024 Draw the sugar in DNA and label the carbons as discussed in the lecture. Then circle the carbon that is different in RNA. - ANSWER-... Which enzyme unwraps the double helix? - ANSWER-Helicase Which enzyme is used first to permit DNA polymerase III to begin replicating the 3' strand? - ANSWER-Primase The double helix of DNA is wrapped around 1 3/4 times around which of these components? - ANSWER-Nucleosome In the lagging...

Bio 181 Exam 4 - Dr. A "Molecular Translator", correspondence between codons and amino acids - correct answer Genetic code What is the start codon and what does it code for? - correct answer AUG; methionine (MET) shared and used by almost all organisms living and extinct? - correct answer Universal Each codon specifies for only 1 amino acid - correct answer unambiguous a given amino acid can be specified by more than 1 codon - correct answer redundant codons that specify for th...

BIO 181 Exam 4Chargaff's Rules - correct answer 1. adenine(A) always make bond with thymine(T) & guanine(G) always make bond with cytosine(C). 2. A always make double hydrogen bond with T & G always make triple hydrogen bond with C 3. concentration of purine = concentration of pyrimidine i.e. A+G=C+T 4.(A+T)/(G+C)= constant for a species 4 Nitrogenous Bases of DNA - correct answer Guanine-Cytosine Thymine-Adenine 4 Nitrogenous Bases of RNA - correct answer Guanine-Cytosine Uracil-...

ASU BIO 181 Exam 4 Questions and Answers 100% Verified Locomotion - answerMovement of an entire animal Muscle fibers - answerlong, slender cells that make up vertebrate skeletal and cardiac muscle myofibrils - answerfibers that make up muscles Sarcomeres - answerparts of myofibrils-alternating light and dark bands Sliding filament model - answercontraction of the muscle is dependent on how the sarcomeres shorten Actin - answerThin filaments (sarcomere protein) Myosin - answerThicker fi...

ASU BIO 181 Exam 4 Questions and Answers 100% Verified Locomotion - answerMovement of an entire animal Muscle fibers - answerlong, slender cells that make up vertebrate skeletal and cardiac muscle myofibrils - answerfibers that make up muscles Sarcomeres - answerparts of myofibrils-alternating light and dark bands Sliding filament model - answercontraction of the muscle is dependent on how the sarcomeres shorten Actin - answerThin filaments (sarcomere protein) Myosin - answerThicker fi...

ASU BIO 181 Exam 4 Questions and Answers 100% Verified Locomotion - answerMovement of an entire animal Muscle fibers - answerlong, slender cells that make up vertebrate skeletal and cardiac muscle myofibrils - answerfibers that make up muscles Sarcomeres - answerparts of myofibrils-alternating light and dark bands Sliding filament model - answercontraction of the muscle is dependent on how the sarcomeres shorten Actin - answerThin filaments (sarcomere protein) Myosin - answerThicker fi...

ASU Bio 181 Exam 4 () with Questions and Answers A cell's entire amount of hereditary information is the ANSWER Genome A(n) ____ is also known as a fertilized egg. ANSWER zygote Crossing over occurs on ANSWER non-sister chromatids from homologous chromosomes A human somatic cell will contain how many chromosomes? Select all that apply. ANSWER 46 chromosomes, 23 pairs Which is the correct order of structure from smallest to largest? ANSWER nucleotide, gene, chromosome, genome T...