BIO 255

Bio 2024 final Mutation A change in DNA Point mutation Single base change on a chromosome Silent mutation Mutation not altering amino acid sequence Missense mutation Mutation changing a single amino acid Nonsense mutation Mutation changing a regular codon to a stop codon Frameshift mutation Addition or deletion causing sequence shift Insertion Adding a base in a sequence Deletion Removing a base from a sequence DNA to Phenotype stages DNA --> ...

Bio 2024 Exam Verified Answers 2024 Appositional Growth Increases width of bone Intersitial Growth Inceases legth of bone epiphyseal plate become epiphyseal line What are the sequence of a fracture? When you break a bone, bone will form hematoma (blood clot), soft calculus, hard calculus, bone remodel What is an expensive calcium? calcotinin What bone has formen magnum Occipital bone What bone has optic canal? Sphenoid bone What is special about the inferior...

Biology 255 Exam 3 Study Guide (Human Anatomy) Questions And Answers (Verified And Updated) Central nervous system structures - answerBrain and spinal cord Nervous system general functions - answerCollect information, process and evaluate information, and initiate response to information Peripheral nervous system structures - answerCranial nerves, spinal nerves, and ganglia Sensory (afferent) nervous system - answerDetects stimuli (receives sensory input/information from receptors) and t...

Bios255 Comprehensive Exam Verified Answers 2024 Function of nervous system -Control of body's internal environment to maintain 'homeostasis' -Programming of spinal cord reflexes -Memory and learning -Voluntary control of movement Positive & negative feedback A positive feedback loop causes a self-amplifying cycle where a physiological change leads to even greater change in the same direction. A negative feedback loop is a process in which the body senses a change, and activates m...

BIOS 255 Comprehensive Exam Questions And Answers (Verified And Updated) What is homeostasis? - answermaintenance of a stable internal environment with the contribution of all organ systems What are the components of a homeostatic mechanism? - answer-Stimulus -Receptors -Control center -Effector -Response What is a negative feedback mechanism? - answerBody REVERSES, or goes against, an original stimulus to return to homeostasis Example: Blood glucose regulation after eating. What is ...

BIO 255 Exam 1 Questions With 100% Correct Answers anatomy study of structure of body parts in relation to functions physiology study of functions form reflects functions regional anatomy all structures in one body area systemic anatomy gross anatomy of body studied by system surface anatomy study of internal structures as related to overlying skin cytology study of cells histology study of tissues developmental anatomy traces structural changes thoug...

BIOS 255 Exam 2 Questions With 100% Correct Answers Valves ensure______ - answerOne-way flow of blood through the heart Right AV valve has____ - answerthree cusps (TRIcuspid valve) Left AV valve has____ - answertwo cusps (BIcuspid) Left AV valve also called - answerbiscupid valve or mitral valve Right AV valve also called - answerTricuspid valve Cardiac Output (CO) - answerThe amount of blood ejected by each ventricle in 1 minute Exercise makes the heart____ - answerwork harder which inc...

Bio 255 Final Exam Questions With Verified Solutions The neurohypophysis or posterior lobe of the pituitary gland is not a true endocrine gland because it is only a hormone storage area receiving hormones made by the hypothalamus for release . The hormone made by the pineal gland is melatonin several hormones are synthesizes in the hypothalamus and transported to the anterior pituitary gland. The mechanism of transportation from hypothalamus to anterior through the hypophyseal por...

Chapter Number: 19 1) Which of the following is NOT a major function of the blood? a) Transportation of nutrients b) Regulation of blood pH c) Protection against infectious disease d) Transportation of heat e) Production of oxygen 2) Which of the following is NOT a true statement regarding blood? a) The normal average temperature of blood is around 100.4o F. b) The normal pH range for blood is 7.35-7.45. c) Hemocytoblasts are a common component of circulating blood. d) The primary ...

Bio 255 unit 1 Exam Questions With Verified Solutions Regional anatomy focus on everything in one region ex) region=head, learn everything in the head Systemic Anatomy gross anatomy studied by system Surface anatomy focus on regions of the skin Cytology study of the cell Histology study of tissues Developmental Anatomy structural changes throughout life Embryology developmental stages before birth Pathological anatomy structural changes caused by disea...