BIO202 Exam Bundle Questions and Answers 100% Accurate

Telomeres - ANSWER-Repeated DNA sequences at the ends of eukaryotic chromosomes. Heterochromatin - ANSWER-DNA that is densely packed around histones. The genes are generally inaccessible to enzymes and are turned off. Euchromatin - ANSWER-The less condensed form of eukaryotic chromatin that is...

neurotransmitter - ANSWER-a chemical compound released by one neuron to affect the trans membrane potential of another hormone - ANSWER--A compound that is secreted by one cell and that travels through the bloodstream to affect the activities of cells in another portion of the body. -Turn existi...

What is the average cardiac output for a resting adult? - ANSWER-5.25 liters How does blood get carried to the myocardium? - ANSWER-Through the coronary arteries Outermost protective membrane of the heart - ANSWER-pericardium Describe the role of the atrioventricular bundle in the conductio...

Describe respiration epithelium of nasal cavity and trachea - ANSWER-Ciliated pseudostratified columner cells with goblet cells Name bones with sinuses - ANSWER-Ethmoid sphenoid maxillary frontal Larynx? How many single cartliges ? Double? - ANSWER-A large box at the top of the trachea. 3 sing...

2. Aldosterone is a hormone secreted by the adrenal cortex zona fasiculata that promotes sodium reabsorption in the kidney. Recall what you know about the reabsorption process in the kidney and determine how hormone levels would need to change in order to reduce the effects of hyponatremia and exces...

Hydrophobic hormones - ANSWER-steroids and thyroid hormones Cortisol, thyroid hormone, estrogen/testosterone up-regulation - ANSWER-target cells form more receptors in response to the hormone down regulation - ANSWER-target cells lose receptors in response to the hormone pineal gland - A...

What are the functions of the Thyroid Hormone (TH)? - ANSWER-1. Controls metabolic rate 2. Alertness 3. Bone growth 4. Growth of skin, hair, etc. 5. Controls fetal nervous system This hormone feeds back to the pituitary to secrete growth hormones. - ANSWER-Thyroid hormone (TH) This hormone...

Ecosystem ecology - ANSWER-emphasizes energy flow and chemical cycling between organisms and the environment. Community ecology - ANSWER-examines how interactions between species, such as predation and competition, affect community structure and organization. Population ecology - ANSWER-analyz...

Anemia can be associated with which of the following problems: - ANSWER-a) kidney failure b) failure of EPO to be released from the kidneys c) reduction in the ability of erythrocytes to bind oxygen 7. Hypocalcemia (low blood calcium) triggers the_____ to produce____. - ANSWER-a) parathyroid, P...

biologic catalyst: protein in nature - ANSWER-enzyme substance on which a catalyst works - ANSWER-substrate organ that produces "salivary amylase" - ANSWER-salivary glands site of action "salivary amylase" - ANSWER-oral cavity Organ producing "trypsin" - ANSWER-pancreas organ pr...

Which taxonomic categories are capitalized? Underlined (or italicized)? What categories comprise an organism's scientific name and how is it written? - ANSWER-Genus is capitalized, genus and species are italicized or underlined, Genus and Species. What are the three domains? To what domain do al...

Blood is classified as what type of tissue? A) transport B) endothelial C) regulatory D) connective E) none of the above - ANSWER-D) connective tissue Which of the following are freely permeable through the plasma (phospholipid) membrane? A) steroids B) glucose C) oxygen D) a and ...

Endocrine System - ANSWER-the body's "slow" chemical communication system; a set of glands that secrete hormones into the bloodstream Nervous System - ANSWER-the body's speedy, electrochemical communication network, consisting of all the nerve cells of the peripheral and central nervous syste...

Principle theories of zoology - ANSWER-1. evolution- central organizing principal in bio; explains heredity + variation in animals 2. chromosomal theory of inheritance 8 characteristics of life - ANSWER-1. chemical uniqueness- living systems have unique +complex molecular organization 2. comple...