What are chordates - Study guides, Class notes & Summaries

What are Chordate general characteristics? - ANSWER Eucoelomate Bilateral Symmetry Deuterostomes Chordate functional homologies (4) - ANSWER Notochord Pharyngeal gill slits Dorsal, hollow, single nerve cord Post-anal tail Homology in chordates. A flexible rod running posteriorly from the head to the tail. It acts as an attachment site for muscles and a support structure that can bend. It consists of a large fluid-filled cells encased in a stiff connective tissue. Its present in primit...

USABO Practice Questions with Verified Solutions What enzyme does HIV use to convert RNA to DNA? Reverse Transcriptase The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. 5'...RNA polymerase Which of the following is TRUE of prokaryotes? I. Simultaneous transcription and translation II. Presence of intron sequences III. Circular DNA I and III only Integral transmembrane proteins are proteins imbedded in the cell membrane...

Scientists hypothesize that vertebrate jaws evolved from: a. Vertebrae b. Gill arches c. Teeth d. Scales e. Skin correct answers b Which of the following is not a unifying feature of all chordates? a. Cranium b. Notochord c. Post-anal tail d. Pharyngeal gill slits (or pouches) correct answers a Which feature is unique to the echinoderm lineage? a. Water vascular system b. Radial symmetry c. Endoskeleton d. Exoskeleton correct answers a Which vertebrate has jaws with movable...

ISB 202 MSU Final Exam Questions & Answers 2024/2025 Animals are what? - ANSWERSAll animals are heterotrophic (eat or parasitize other organisms). About how many million species of animals are known to exist? - ANSWERSmore than 2,000,000 species Most animal species are ____? - ANSWERS>1,950,000 are Invertebrates. What type of symmetry is exhibited by things like starfish? - ANSWERSRadical - symmetrical around a central axis What phylum was the first to have a complete digesti...

BIO 101 FINAL Exam Questions and Answers With Correct Solutions 2024 STRAIGHTERLINE (100% SOLVED) the calvin cycle reactions are dependent upon a supply of carbon dioxide, NADPH, and ATP which cofactor is involved in the Calvin cycle reactions? NADP+ segments of DNA that are not part of the gene are called introns which of the following is not true of ribosomes they bind only one type of amino acid which part of an operon is incorrectly matched with its function? regulator--binds to the repr...

Praxis 2 (5435) Questions and Answers Already Passed A person heterozygous for the recessive gene for cystic fibrosis marries a person who does not carry or have the trait (homozygous dominant). What is the probability that the couple's first child will be a carrier? (A) 0.0 (B) 0.25 (C) 0.50 (D) 1.0 The correct answer is (C). One parent will have the genotype CC and the other parent will have the genotype Cc. The possible genotypes of the offspring are, therefore, CC, CC, Cc, and ...

Biology 104 Final Exam with complete solution Phylum Chordata consists of what group of animals? -Correct Answer-The Chordates What is a notochord? -Correct Answer-A flexible dorsal structure with muscles attached to it It is the first embryonic skeletal part What is the dorsal tubular nerve chord? -Correct Answer-The "spinal chord"; enlarges on the anterior side to form brain The muscular part used for locomotion in aquatic species of chordates -Correct Answer-Post anal tail Des...

Principles of Biology (Bio 198) Robbie Bear KSU Exam Questions & Revised Correct Answers. Guarantee Pass!! Which of the following characteristics is NOT shared by most animals? (QZ) - ANSWER : cell walls The germ layer known as ectoderm is the source of cells that give rise to the _____. (Fill in the blank with the most appropriate choice from the list provided.) (QZ) - ANSWER : Nerves and Skin _____ is a type of connective tissue and _____ is a type of epithelial tissue. (Fill...

What enzyme does HIV use to convert RNA to DNA? - Answer-Reverse Transcriptase The promoter region of a prokaryotic gene is located ______ to the gene and is the binding site for ______. - Answer-5'...RNA polymerase Which of the following is TRUE of prokaryotes? I. Simultaneous transcription and translation II. Presence of intron sequences III. Circular DNA - Answer-I and III only Integral transmembrane proteins are proteins imbedded in the cell membrane. Which of the following amino ac...

Suppose you take a drug that blocks your ability to secrete certain compounds in urine. What structures are most likely to be affected? - ANSWER Convoluted tubules You consume a large number of antacids due tooo acid upset; you are mimicking the actions of the ____ that also produces bicarbonates. - ANSWER Stomach Mammals belong to the subphylum - ANSWER Craniata Which of the following is not one of the main features which characterize ALL Chordates from other taxa? - ANSWER Ventral Ner...