PACKAGE DEAL FOR:BIO 203|QUESTIONS WITH ACCURATE SOLUTIONS!!!

susceptibility - ANSWER lack of resistance to a disease immunity - ANSWER ability to ward off disease innate immunity - ANSWER - defense against any pathogen - present at birth - always present, but does not involve memory response first line of defense - ANSWER - intact skin - mucous me...

What is the path of light through the compound microscope? - ANSWER Light source --> condenser --> specimen --> objective lens --> ocular lens The image from the objective lens is magnified again by the ocular lens. What are the steps of a gram-stain? - ANSWER 1) Primary stain (cryst...

What cellular events occur in the G1 phase of the cell division cycle? - ANSWER normal growth and cell function What is the best way to describe homologous chromosomes? - ANSWER they carry information for the same traits In some parts of Africa, the frequency of individuals who are heterozygou...

Their hypothesis is that the terminal NAG, and no the protein component, is responsible for the damage to the cell wall in H. Pylori. What would be the most appropriate control for testing this hypothesis. - ANSWER Grow H. pylori in a test tube with a glycoprotein that has its terminal NAG removed. ...

4 main sections of a scientific paper - ANSWER introduction, materials and methods, results, and discussion introduction - ANSWER Gives the reader a general background to the topic and explains how it fits into the context of biology. Use literature references to support statements. materials ...

Why study developmental bio - ANSWER Birth defects, regentitive medicine What does Develop bio include - ANSWER The development of a zygote to an embryo Early D.B - ANSWER All existed from beginning, Microscopes then proved this to be wrong. What is the true way in how we are formed - ANSWE...

Biogeography - ANSWER Study of variation in species composition and diversity across geographic locations regional species pool - ANSWER all the species contained within a region (gamma diversity) gamma diversity - ANSWER total species diversity in a landscape alpha diversity - ANSWER Speci...

A wave measures 0.5 meters from its crest to its trough. Thirty-seven seconds pass between consecutive wave crests in series and the distance measured between crests is 45 meters. The wave's period is _____. - ANSWER 37 seconds Rogue waves are classified as being _____. - ANSWER Statistically mu...

Sodium ions (Na+) are __________ to cross a pure phospholipid bilayer because they are _________. a. able, nonpolar b. unable, charged c. able, charger d. unable, nonpolar - ANSWER b The partial negative charge at one end of a water molecule is attracted to the patrial positive charge of an...

List the 3 different fluid compartments of the body. - ANSWER Intracellular Fluid, Interstitial Fluid, Plasma What is the definition of homeostasis? - ANSWER The regulation of the body's internal environment in a narrow range Describe the difference between intrinsic and extrinsic regulation ...

ZSASZA ____ is contraction and emptying of the chamber of the heart. ______ is the relaxation and filling of the chamber of the heart. - ANSWER systole diastole Where does INITIAL amount of Ca++ used in the contractile cell originate from? Where does the MAJORITY of the Ca++ used in the contrac...

chronic degenerative disease - ANSWER non-infectious disease that develops slowly, deterioration of tissues ex diabetes epidemiologic study - ANSWER study where data is collected from a group of people who aren't asked to change their behaviours inorganic compound - ANSWER substance that does...

What is the difference between heterozygous and homozygous individuals? - ANSWER All of the gametes from a homozygote carry the same version of the gene while those of a heterozygote will differ When constructing a Punnett square, the symbols on the outside of the boxes represent _______, while t...

What is the reason that closely linked genes are typically inherited together? - ANSWER The likelihood of a crossover event between these two genes is low All female mammals have one active X chromosome per cell instead of two. What causes this? - ANSWER Activation of the XIST gene on the X chrom...

Nerves are __________ of the nervous system. A. organs B. tissues C. organ systems D. organelles E. cells - ANSWER a. organs The term "nerve fiber" refers to a(n) __________. A. nerve cell B. organelle in nerve cells C. organ D. axon E. bundle of macromolecules in nerve ...

Decontamination - ANSWER Is the mechanical removal of most microbes from an animate or inanimate surface. Bacterial Endospores - ANSWER Bacterial endospores most resistant - usually require temperatures above boiling Vegetative Cells - ANSWER A cell that grows and divides under optimal conditi...

Proteogylcans - ANSWER attract water and give flexibility to cartilage Trabeculae are found in... - ANSWER spongy bone and are able to bear weight Endochondral development of bone, what occurs second? - ANSWER A bone collar forms around the edge of the cartilage The part where the epiphysea...

Molecular Biology - ANSWER The branch of biology that focuses on studying the molecules that create cells Started with the discovery of DNA Gene Expression - ANSWER The process of converting information in the DNA into molecules that do things Mutation - ANSWER A permanent change in the cel...

What determines a wind wave's speed? - ANSWER depth and wave period Know definitions of wave period, wave length, & wave height - ANSWER · Wavelength is the distance between two consecutive wave crests measured in meters · Wave period is the distance between two waves passing through a statio...

How did evidence from the study of metabolic defects contribute to the fundamental relationship between genes and proteins? - ANSWER -Garrod suggested that genes dictate phenotypes through enzymes that catalyze specific chemical reactions -Symptoms of an inherited disease reflected inability to syn...

Both are purines - ANSWER Which is true regarding adenine and guanine? Adenine is a purine and guanine is a pyrimidine Both are pyrimidines Adenine is a pyrimidine and guanine is a purine Both are purines Metabolism - ANSWER The combination of all reactions (catabolic + anabolic) within a cel...

There are two cell types - prokaryotic and eukaryotic. List the 7 classes or basic types of microorganisms and identify each as prokaryotic, eukaryotic, both prokaryotic and eukaryotic, or neither. - ANSWER 1. Bacteria- prokaryotic 2. Archaea- prokaryotic 3. Algae- eukaryotic 4. Fungi- eukaryotic...

List 3 important pressures necessary for respiration to take place. - ANSWER alveolar intra-alveolar intrapleural List the 6 respiratory muscles and what type of breathing are they important for. - ANSWER Diaphragm- normal quiet breathing for respiration External intercostals- normal quiet bre...