NAU EXAM PACKAGE DEAL QUESTIONS & ANSWERS RATED A+

1. Phylum Porifera - Answer-- sponges - loosely organized and lack tissues - multicellular with several types of cells - 8,000 species, mostly marine - no apparent symmetry - adults sessile, larvae free-swimming - water drawn through pores into spongocoel - flows out through osculum - choano...

Holistic Approach - the practice of drawing on all sub-disciplines of anthropology as well as other disciplines to attempt to answer questions about humans. Binomial Nomenclature - is a formal system of naming species of living things by giving each a name composed of two parts, both of which use...

You conduct a z test using an alpha level of .05two-tail (zcrit = ± 1.96). The value of zobt = -1.5. Do you reject or retain the null hypothesis? - Retain the null hypothesis Mathematically, the power of an experiment is - the probability that the results of an experiment will allow rejection of...

There are two major classes of aquatic biomes that are divided based on their salt content. What are they? - Freshwater (Less than 1%) Marine (2-3%) At what levels of life are focused on while studying ecology? - Organisms, Population, Community, Ecosystems, and Biosphere Be able to explain how...

benign tumors of the brain are not life threatening - false Benign tumors of the brain are not life threatening. - False ______ is considered the bad cholesterol - LDL _______ is considered the "bad" cholesterol. - LDL ??? - hCG A benign tumor of the adrenal medulla that secretes epinephrine ...

Coriolis Effect - - The way Earth's rotation makes winds in the Northern Hemisphere curve to the right and winds in the Southern Hemisphere curve to the left. - adds in the effect of Earth's rotation, deflecting surface flow westward Climate - prevailing weather pattern in a region -Includes t...

physical characteristics of the kidneys: - - wrapped in fat capsule - bean shaped - laterally convex - medial indentation 3 major processes that result in urine formation - - glomerular formation - tubular reabsorption - tubular secretion according to the myogenic regulation of GFR, an increa...

What type of muscle fiber fiber has the most mitcochondria - type 1, slow-oxidative, slow what muscle fiber type is the least efficient - type IIb, fast-oxidative glycolytic, fast which muscle fiber type has mixed metabolism - type IIa, fast glycolytic, intermediate 3 Traits of Skeletal Muscle - ...

Which of the following is true concerning passive transport and active transport: - passive transport transfers molecules down an electrochemical gradient while active transport transfers molecules against an electrochemical gradient In a polarized cell, a barrier is created by a specific type of...

Integrator - The part of the body that can interpret information coming from the sensor, & send messages out to the effector Homeostasis - How living systems respond to stresses, like exercise, heat, or high altitude Homeostasis - Describes the compensatory processes by which the body functioned ...

Endocrine System - Glands secrete hormones that regulate processes such as growth, reproduction, and metabolism. Includes Pituitary, Thyroid Controlled by Hypothalamus Psychology - The science of behavior and mental processes Nature vs. Nurture - Biology versus Experience 4 Main Research Persp...

homologous chromosomes - pairs (one from each parent) that are similar in length, gene position, and centromere location. sister chromatids - pieces of identical dna Cell Theory - 1. all living organisms are composed of 1 or more cells. 2. cells are the smallest units of life. 3. cell division ...

A chemical reaction that joins two organic monomers together into a dimer and produces water as a byproduct is called ___________. - b a. hydrolysis b. dehydration synthesis c. glycolysis d. a and b e. b and c An example of an electrolyte is (are): - d a. a salt b. a sodium ion c. a...

Oxytocin (OT) - 1. Surge of hormone released during sexual arousal and orgasm 2. Promotes feelings of sexual satisfaction and emotional bonding between partners 3. Stimulates labor contractions during childbirth 4. Stimulates ejection of milk during lactation Hydrophilic hormones - Bioamines, pe...

. Double fertilization: - Occurs in angiosperms. The pollen produces 2 sperm cells. One sperm cell fertilizes the egg to form a zygote. The other sperm cell fertilizes the 2 polar nuclei to form a 3n endosperm. Which of the following explains why it's rare to have a higher trophic level than qua...

Mathematically, the power of an experiment is - the probability that the results of an experiment will allow rejection of the null hypothesis if the independent variable has a real effect. As the power of an experiment increases, the probability of making a Type II error ___________________. - de...

Which of the following is an example of positive feedback control? - An increase in uterine contractions from oxytocin secretion in labor Which of these has the highest H+ concentration? - Stomach secretions, pH= 2.3 Which of the following molecules is a buffer in your extracellular fluid? - HCO3...

action potential - the change in electrical potential associated with the passage of an impulse along the membrane of a muscle cell or nerve cell. Eppendymal cells - produce cerebrospinal fluid satellite cells - surround neuron cell bodies in PNS Schwann cells - produce myelin in PNS stages of ...

Fixed costs: - Stay constant in total over a wide range of activity levels (rent, depreciation, plant insurance, plant property taxes) variable costs - Change in total in direct proportion to changes in volume (direct materials, direct labor for hourly employees) Summary of IMA Ethical Standards...

dormant commerce clause - implied that because Congress/ federal government has the power to regulate interstate commerce, the states do not diversity jurisdiction/ diversity of citizenship - the power of the federal courts to hear matters of state law if the opposing parties are from different s...