1x2x3x4x5xMicrobiologyInvertebrate Zoology

Vertebrate ZoologyHuman Anatomy & Physiology1x2x3x4x5x1x2x3x4x5x1x2x3x4x5x1x2x3x4x5xFlashback

Bacterial cells typically LACK which of the following cellular structures? (a) Cell Membrane(b) Mitochondria(c) Cell Wall(d) Ribosomes

Which BEST explains the limitations of vaccine effectiveness?(a) Host population is too large to fully vaccinate(b) Viruses mutate, rendering vaccines outdated(c) A vaccine can mistakenly cause an infection(d) Diseases can be caused from multiple viruses

Which group of bacteria is responsible for establishing our oxygen-rich atmosphere? (a) Methanogens(b) Extreme halophiles(c) Cyanobacteria(d) Spirochetes

Evolution of a bacterial population occurs MUCH more rapidly than a human population because(a) Bacteria are smaller and more susceptible to change(b) Bacteria have a short life cycle w/ rapid offspring production(c) Human can only reproduce during part of their lifetime(d) Humans require oxygen to survive

(a) Copy RNA from DNA(b) Copy DNA from RNA(c) Rebuilt the viral envelope (d) Lyse the host cell membraneReverse transcriptase is an enzyme found in retroviruses that aims to

Which of the following is a trait common to ALL invertebrates? (a) Exoskeleton(b) Lacking backbone(c) Bilateral symmetry(d) Indirect development

Poriferans and cnidarian polyps are similar in that BOTH classes of aquatic invertebrates (a) Display bioluminescence(b) Inhabit a sessile niche(c) Have no true tissues(d) Display radial symmetry

Mosquitoes and leeches both secrete an anti-coagulant during feeding, a salivary secretion designed to (a) Prevent bacteria from entering bite(b) Allow host blood to flow freely(c) Initiate the platelets to begin clotting(d) Spread infection of intestinal bacteria

The typhlosole of an earthworm is analogous to which of the following human structures? (a) Stomach mucosa(b) Oral cavity teeth(c) Intestinal villi(d) Esophageal epithelium

In honeybee societies, increasing the propagation of ones own genes by helping a closely-related individual reproduce is known as(a) Acquired Behavior(b) Kin Selection (c) Batesian Mimicry(d) Mullerian Mimicry

If an organism has 12 chromosomes in each body cell, how many chromosomes would you expect to find in its gametes?(a) 4(b) 6 (c) 10(d) 12

The sharing of a streamlined body of a dolphin and shark is BEST described as being the genetic result of(a) Divergent Evolution(b) Convergent Evolution(c) Co-Evolution(d) Genetic Engineering

The binomial nomenclature in Latin of the vernacular, Praying Mantus would be which of the following?(a) Mantae praya(b) Pious mantus(c) Mantus religiosa(d) Insectus holiness

Which feature is the MOST atypical of an r-selected species (Type III survivorship curve)?(a) Rapid evolutionary rate(b) Large numbers of offspring(c) Short lifespan(d) Extensive parental care

Lions and hyenas both inhabit the Serengeti National Park. Why would both species be able to inhabit the same community?(a) Both species are predators(b) Both species occupy separate niches(c) Both species exist in equilibrium(d) Both species belong to the same genus

Which of the following is the LEAST likely to be a characteristic shared by ALL vertebrates? (a) Backbone (b) Scales(c) Cranium(d) Endoskeleton

Which group is given credit with being the first FULLY terrestrial vertebrates?(a) Amphibians (b) Reptiles(c) Birds(d) Mammals

One factor that may have favored the evolutionary migration of aquatic-life TO terrestrial-life was(a) Colder oceans(b) Increased food on land(c) Decreased oceanic competition(d) Increased predation on land

A copperhead snake and canary are both being studied in a laboratory. At night, the air temperature in the lab falls. What happens to the 2 metabolic rates?(a) Both remain stable(b) Snakes decreases, Canarys remains stable (c) Canarys decreases, Snakes remains stable(d) Both decrease

Two aquatic orders of mammals still existing in the world today are? (a) Proboscidea and Chiroptera(b) Sirenia and Cetacea(c) Edentata and Rodentia(d) Lagomorpha and Carnivora

Inside the human body, skeletal muscles move bones by (a) Pulling them(b) Pushing them(c) Stretching them(d) Relaxing them

When oxygenated blood LEAVES the lung alveoli, it is returned to which chamber of the heart?(a) Right atrium(b) Left atrium(c) Right ventricle(d) Left ventricle

Stretch receptors are MOST important to the functioning in which pair of organs?(a) Kidney and Liver(b) Esophagus and Intestine(c) Gall Bladder and Pancreas(d) Urinary Bladder and Stomach

A 19 year old student tests positive for HIV and goes on treatment. Six years later at age 25, she tests negative for HIV. What best explains this?(a) Plasma cells are now unable to be told to make HIV antibody(b) HIV virus has become lysogenic and went into hiding(c) Flawed testing procedures, HIV was hidden in plasma(d) The body eliminated all traces of HIV using B and T cells

According to research, if an individual is struck in the SIDE of the head, it is likely that this ability will become temporarily impaired(a) Forming clear visual images(b) Speaking words and sentences(c) Hearing sounds and words(d) Detecting body sensations (pain, heat, etc)

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