Biology Questions
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Biology
Human Physiology - Neural Control & CoordinationConsciousness involves which of the following Select ALL that appl Having higher mental processing such as memory and logic Being able to perceive sensations Being able to voluntarily initiate and control movement The presence of theta waves on an EEG

Biology
Plant Physiology - Generaland a contusion A concussion is more severe than a contusion A contusion is widespread brain trauma that causes a temporary disruption in brain function and is typically mild whereas a concussion is a localized bruising of the brain The two terms are interchangeable A concussion is widespread brain trauma that causes a temporary disruption in brain function and is typically mild whereas a contusion is a localized bruising of the brain Question 20 2 points 4 Listen is a hereditary disorder that results in the degeneration of the basal nuclei and later the cerebral cortex It is progressive and typically results in death within about 15 years of onset O Huntington s disease O Parkinson s disease O cerebellar disease

Biology
Cell Cycle and Cell Divisiongarding chemical synapses A neurotransmitter is released from the axon terminal of the presynaptic neuron and received on the receptor region of the postsynaptic neuron The release of neurotransmitter molecules gives cells the property of being electrically coupled Cells with gap junctions use chemical synapses Neurotransmitter receptors are located on the axons terminals of cells Question 11 2 points 4 Listen Myelin is what makes gray matter look gray protects and electrically insulates axons increasing the speed that action potentials are transmitted protects axons and allows them to generate graded potentials quicker protects axons and contains many sodium channels increasing the speed that

Biology
Sexual Reproduction in Flowering Plantsthe internal capsule substantia nigra red nucleus reticular formation of the dopamine releasing neurons of Question 18 2 points 4Listen Select ALL of the following that are true regarding strokes Many who survive a stroke experience paraplegia in which they are paralyzed on one side of their body 0 They occur when the blood supply to an area of the brain is blocked and brain ells die from ischemia They may be due to blockage of a blood vessel ischemic stroke or rupture of a blood vessel hemorrhagic stroke Some patients recover part of their lost functions because the surviving neurons

Biology
Animal Kingdommoves membrane potential away is short distance depolarization is short distance hyperpolarization opens K or Cl channels Question 9 2 points 4Listen Neurons are functionally connected by transfer between them synapses O myelin muscles which mediate info

Biology
Animal KingdomSelect ALL of the following that are true regarding They are more common than chemical synapses The neurons are joined by gap junctions They result in only unidirectional communication between the neurons They allow for very rapid communication between the neurons Question 8 2 points 4 Listen An excitatory postsynaptic potential O moves membrane potential away from threshold is short distance depolarization ir chort distance hyperpolarization

Biology
Cell: The Unit of LifeSuppose than an individual has taken a huge dose of dinitrophenol DNP an uncoupler of oxidative phosphorylation Below are possible avenues of ATP production from metabolism For each one choose YES if ATP can still be produced in this person choose NO if ATP cannot be produced in this person ATP normally produced from NADH produced from the conversion of pyruvate to acetyl CoA Write your response here Substrate level phosphorylation in the citric acid cycle Write your response here FADH2 produced in the citric acid cycle Write your response here Substrate level phosphorylation in glycolysis Write your response here

Biology
Plant Physiology - RespirationDoes the citric acid cycle increase to the concentration of oxaloacetate in the cell Explain your reasoning How is oxaloacetate replenished and under what cellular conditions high low energy charge high low levels of acetyl CoA is this reaction favored

Biology
Anatomy of Flowering PlantsInsulin plays an essential role in regulating metabolism Insulin is released after a meal has been eaten It binds to its receptor on the surface of cells triggering a signal that ultimately leads to the movement of glucose transporters to the cell surface A The insulin receptor is a member of the tyrosine kinase family What is a kinase and what does it do B Insulin also inhibits expression of phosphoenolpyruvate carboxykinase PEPCK an enzyme in gluconeogenesis What is the result of this and why does this regulation make physiological sense C In individuals with type 2 diabetes insulin fails to inhibit PEPCK How would this effect blood glucose levels Explain the rationale for your response Be sure to refer to glycolysis and or gluconeogenesis in your explanation

Biology
Ecology - GeneralWhich of the following conditions inhibit the activity of the PDH complex a Selected answer will be automatically saved For keyboard navigation press up down arrow keys to select an answer b Dephosphorylation of PDH high energy charge C Phosphorylation of PDH high energy charge d Phosphorylation of PDH low energy charge Pyruvate Dephosphorylation of PPH low energy charge NAD NADH H X CO PDH Complex acetyl CoA

Biology
Anatomy of Flowering PlantsOrder the steps that lead to a change in the rate of the gluconeogenesis pathway Dragged and dropped options will be automatically saved For keyboard navigation SHOW MORE E PFK2 is phosphorylated E III E E Flux through gluconeogenesis increases The pancreas releases glucagon Fructose 1 6 bisphosphate is dephosphorylated

Biology
Anatomy of Flowering PlantsIf a mutation occurred in which hexokinase lost its allosteric site for glucose 6 phosphate what would be the effect of this mutation on the pace of glycolysis in liver cells Selected answer will be automatically saved For keyboard navigation press up down arrow keys to select an answer a b the rate of glycolysis would increase a the rate of glycolysis would decrease the rate of glycolysis would not change Question 27 A recurring theme is that more energy is contained in a molecule that is Selected answer will be automatically saved For keyboard navigation press up down arrow keys to select an answer fully oxidized B

Biology
Plant Physiology - PhotosynthesisDuring graduate school I identified a mutation in a gene in fruit flies we named the gene sugar free frosting that encodes an enzyme called SAD kinase What type of reaction does this enzyme catalyze Selected answer will be automatically saved For keyboard navigation press up down arrow keys to select an answer a b C SAD kinase dephosphorylates its substrate SAD kinase phosphorylates its substrate SAD kinase s substrate and product are isomers of each other

Biology
Plant Physiology - PhotosynthesisWhat is the function of a thioester intermediate such as the one formed from Glyceraldehyde 3 phosphate Selected answer will be automatically saved For keyboard navigation press up down arrow keys to select an answer a b C The thioester prevents the formation of metabolically unfavorable side products e The thioester shifts the equilibrium of the first stage of the reaction The thioester intermediate induces a conformational change that alters the enzyme specificity d It speeds up the actual reaction so that more product can be made The thioester allows the two step reaction to be coupled so the second reaction the energetically unfavorable phosphorylation can proceed

Biology
BiomoleculesWhich of the following correctly describes a strong oxidizing agent Selected answer will be automatically saved For keyboard navigation press up down arrow keys to select an answer a b C d ready to accept electrons negative reduction potential ready to donate electrons negative reduction potential ready to donate electrons positive reduction potential ready to accept electrons positive reduction potential

Biology
Plant Physiology - RespirationWhich molecule is transported out of the mitochondria after the first step of gluconeogenesis Selected answer will be automatically saved For keyboard navigation press up down arrow keys to select an answer a b C malate fumarate oxaloacetate

Biology
Cell Cycle and Cell DivisionListen What do think a bird beak that is delicate thin and long would be best at eating other large animals seeds fruits insects Question 5 1 point Listen Bird beaks can be small medium or large How do think the weight of a beak compares to a jaw with teeth of similar cine2

Biology
Animal KingdomQuestion 5 1 point Listen Bird beaks can be small medium or large How do think the weight of a beak compares to a jaw with teeth of similar size a beak is lighter than a jaw with teeth it depends on the size of the beak a beak is heavier than a jaw with teeth

Biology
Animal KingdomWhat do you think a bird beak with a sharp hook at the end would be good for eating other animals fruits insects seeds Question 2 1 point Listen What do think the functions of a birds heak would be

Biology
Animal KingdomListen What do think the functions of a birds beak would be Opicking up food Opreening its feathers carrying nesting material acting as a defensive weapon it could be all of these Question 3 1 point Listen What do think a bird beak that is thick and cone shaped would be best at eatin

Biology
Human Physiology - GeneralName two systems that interact with the circulatory system and expand on the way they interact

Biology
Human Physiology - Circulatory SystemInside a Healthy Heart Heart Right Atrium Aorta Right Ventricle Left Atrium Septum Left Ventricle Valve Blood KidsHealth All rights reserved You have learned about the system shown below List one disease that affect this system and give a brief description of its symptoms

Biology
Human Physiology - GeneralIn sports that require high endurance the illegal practice of blood doping involves removing some blood cells from an athlete about two weeks before competition and storing them Just before the competition the blood cells are injected back into the athlete Explain how this would be an advantage to the athlete

Biology
Human Health and DiseasesDr Owen meets a female patient who is feeling weak and has a fever She runs a blood test and notices that she has a high white blood cell count Describe the role of the red blood cell and why the patient is experiencing this condition

Biology
Human Physiology - Chemical CoordinationCurrent Attempt in Progr In the diagram shown below which cellular junction will prevent acidic stomach fluid from seeping into the connective tissue OA OB OC DE AL BO


Biology
Human Physiology - GeneralMatch each body function with the tissue type associated with that function Answer choice can be used more than once Muscle tissue Connective tissue Epithelial tissue Nervous tissue 1 2 3 4 This type of tissue forms glands that produce hormones This type of tissue is involved in the transport of oxygen throughout the organism This tissue helps to keep balance in the organism that is standing This tissue is responsible for filling empty spaces

Biology
Plant Physiology - TransportationIn the diagram what would happen to the concentration of A O increases O decreases O no change H O B C

Biology
Animal KingdomThe body cavity of this female frog is filled with eggs They appear as dark or speckled structures You can also see the curly oviducts to the side of the eggs that appear larger in frogs that are reproducing 18 Label the eggs and oviducts

Biology
Animal KingdomTo view internal structures the frog is cut from the lower stomach and up toward the jaw The sides of the frog are pinned back to reveal the organs The most visible and largest organ of the body cavity is the liver which can be seen as three green ish lobes lying in the center Each lobe is named for its location from the frog s perspective The left anterior lobe is on the frog s left side Below it is the left posterior lobe There is a single right lobe on the frog s right side 8 Drag the colored circles to the correct lobe

Biology
Human Physiology - Circulatory SystemLying above the liver is the heart shown in yellow box which is a pink triangular structure The bottom area is the single ventricle and the top part consists of a left atrium and right atrium 9 Label the chambers of the heart right atrium ventricle left atrium Oxygenated blood Deurporated blood Ming of paygenated and deoxygenated bod Source Giphy

Biology
The Living WorldOn this image the liver has been removed to show the spongy lungs that lie close to the heart Blood travels to the heart then to the lungs and then back to the heart before being pumped to the body 10 Drag the green arrows to indicate the left and right lung on either side of the heart Use the red arrow to indicate the ventricle of the heart And the blue arrow to show the atrium

Biology
Human Health and DiseasesIn this image the stomach has been removed to show the folds on the inside called rugae Rugae allow for the expansion of the stomach for digestion The layer of the stomach on the inside called the mucosa which release enzymes to help digest food The lower end of the stomach where it connects to the small intestine has a circular valve 9 called the pyloric sphincter This valve opens and closes to allow partially digested food to enter the small intestine where digestion will continue 12 Label the rugae and pyloric sphincter valve rugae pyloric sphincter Bologycomer com Sometimes the remains of the frog s last meal are found in the stomach usually insects or worms Source Wxintedia Con mo05

Biology
Animal Kingdomground Layout Theme Transition The small intestine is coiled in the body cavity and held together by a thin membrane called the mesentery This membrane contains tiny blood vessels that carry nutrients from digested food into the bloodstream Embedding in these coils is the spleen shown as a reddish sphere This organ is responsible for filtering the blood and replacing worn out blood cells 14 Label the structures on the diagram small intestine mesentery spleen stomach These are eggs so we know this frog is female

Biology
The Living WorldUse tweezers to lift the right lobe of the liver and reveal the sac like gallbladder that lies underneath it One of the many jobs of the liver is to produce bile This bile is stored in the gallbladder Also laying partially under the liver is the curved stomach which leads to the straight section of the small intestine called the duodenum Within the interior curve of the stomach is the pancreas which is a gland It appears stringy or web like in the preserved frog 11 Label the underlined structures on the image

Biology
Animal KingdomBackground Layout Theme Transition On this frog you can see the large intestine and small intestine and the reddish spleen embedded in the mesentery To the right of the spleen is a cream colored organ that sits on top of the kidney This is the testis and it is only found in male frogs There is another one that sits on the left side kidney not visible in this image Singular Testis Plural Testes 2 16 Label each of the underlined structures large intestine small intestine kidney spleen testis

Biology
Plant Kingdomackground Layout Theme Transition In this view the stomach has been pushed up to reveal the small and large intestine Recall that at the stomach leads to the duodenum The duodenum leads to a curly portion of the small intestine Near the lower end of the abdomen the small intestine widens and becomes the large intestine also known as the colon 13 Label the small and large intestine small intestine large intestine Stomach

Biology
Human Physiology - Circulatory SystemRemoving most of the digestive system and other internal organs a pair of flattened reddish organs can be seen lying alongside the spine These are the kidneys Kidneys filter waste from the blood and transport urine to the urinary bladder In this frog it looks like a deflated balloon Urine will then pass out of the frog through the cloaca 15 Label the structures on the diagram kidney bladder

Biology
Animal Kingdom19 The image shows the female reproductive system Identify each of the following by letter Urinary Bladder Cloaca Eggs Kidney Oviducts A 8 Livingstone BIODIDAC E D Juy 99

Biology
Human Physiology - Circulatory SystemThis is a female frog without eggs You cannot see testes near the kidney but you can see a small curly structure along the outside of the kidney This is the oviduct Eggs produced by the ovaries travel through the oviduct This frog also has a lot of fat bodies These are the orange structures being pushed aside Most frogs have fat bodies but underfed frogs may not have noticeable ones 17 Label the fat bodies oviducts and kidney kidney oviduct fat bodies

Biology
Human Physiology - Digestionne Transition reveal several e tongue is the mouth It is capture prey visible as ted teeth omerine maxillary teeth use tel wing objects the outside of the teeth will also derlined mage nostrils vomerine teeth tongue

Biology
Animal Kingdom20 Now that you have learned all the major structures Practice labeling the frog You may need to refer back to previous slides esophagus large intestine heart liver urinary bladder duodenum pancreas gallbladder pyloric valve stomach small intestine spleen fat bodies CIFFTIO Guy Go wa Congale

Biology
Reproductive Health7 Identify all of the structures of the frogs you have just learned You will need to type them into the text fields Refer back to previous slides for spelling and names or use reference this page he

Biology
Reproductive HealthN 13 Arial 1 esophagus glottis 12 Removal of the tongue is necessary to view the eustachian tubes which are just above the angles of the jaw These pair of openings lead to the tympanic membrane and help to equalize pressure when the frog dives At the back of the moth is the large opening of the esophagus This tube leads to the stomach Just in front of the esophagus toward the tongue is a smaller opening called the glottis This opening leads to the lungs This is how frogs take in air 6 Label each of the underlined structures BIU eustachian es tongue a Mass G B

Biology
Cell Cycle and Cell DivisionWhat reaction would occur if the muscle labeled E were suddenly pulled longer Initial stimulus muscle stretch E O the contraction of the both muscles E and G O the contraction of muscle E O the relaxation of the both muscles E and G O the relaxation of muscle E

Biology
Anatomy of Flowering Plantswe can use these equations to find the following values for x y 5 5 2 x y 5 50 tan 0 5 8 5 50 Step 2 For the Cartesian coordinates 5 5 we have found the following values for the equivalent polar coordinates 2 50 tan 8 1 First we wish to find polar coordinates with r 0 To find the positive value of r we choose the positive square root to solve for r We are also asked to find 8 such that 0 8 2 As 5 5 is in the fourth quadrant we choose a value of 8 in the fourth quadrant with 0 8 2 such that tan 8 1 To finish we find that polar coordinates of the given point with the required conditions are as follows r 8

Biology
Cell: The Unit of LifeWhen erythrocytes are placed into pure water the cells will gain water lose water experience no change in volume

Biology
Human Physiology - Neural Control & CoordinationWhich of the receptor types shown here functions exclusively as a proprioceptor Intrafusal fibers A OB O C OD B All of the listed responses are correct C D E Tactile epithelial cell

Biology
Human Physiology - Locomotion & MovementWhat is the specific function of the structure labeled A Initial stimulus muscle stretch Cube F G Odetermine amount of muscle stretching O increase tension of the surrounding muscle O increase tension of the antagonistic muscle O determine musclension B Request Answer C 2 D

Biology
Molecular Basis of InheritanceIf a hospital patient loses blood during a surgical procedure and requires a blood transfusion describe two possible negative reactions that will occur of they are given the incorrect blood type Your description should be thorough and in your own words do not copy paste or type verbatim from your sources Cite your sources