Biology and Genetics

1.) What is the best definition of social inequality? social inequality means th

1.) What is the best definition of social inequality? social inequality means that some people rely on food stamps and welfare more than others social inequality means that some p…

1.) What is the cellular role of glutathione and how is it related to NADPH? ---

1.) What is the cellular role of glutathione and how is it related to NADPH? ----Many metabolic expirements are performed using substrates contianing radioactive isotopes such as …

1.) What is the development consequence of inhibiting the function of the AEC of

1.) What is the development consequence of inhibiting the function of the AEC of a regenerating salamander limb? 2.) If an oogonium undergoes 4 mitotic divisions at which time its…

1.) What is the developmental consequence of grafting an extra a chick leg bud t

1.) What is the developmental consequence of grafting an extra a chick leg bud to the region of the normal limb bud on the final number of neurons that project into the hind limb …

1.) What is the primary entry point into the body for a true pathogenic fungi? W

1.) What is the primary entry point into the body for a true pathogenic fungi? What is the usual outcome of exposure to these fungi in the human host? 2.) Choose one subcutaneous …

1.) What is the tension in the resting muscle when it is stretched to 49 mm? 2.)

1.) What is the tension in the resting muscle when it is stretched to 49 mm? 2.) If the muscle is stretched to 43 mm and then stimulated. What is the total tension generated? What…

1.) What is the tension in the resting muscle when it is stretched to 49 mm? 2.)

1.) What is the tension in the resting muscle when it is stretched to 49 mm? 2.) If the muscle is stretched to 43 mm and then stimulated. What is the total tension generated? What…

1.) What is your opinion on climate change? Which countries cause the most pollu

1.) What is your opinion on climate change? Which countries cause the most pollution? 2.) Can you think of a product or business that was developed to build the present/future for…

1.) What key enzymatic steps get bypassed when fructose enters the glycolytic pa

1.) What key enzymatic steps get bypassed when fructose enters the glycolytic pathway in the liver? a.) glucokinase only.... b.) glucokinase and phosphofructokinase-1... c.) phosp…

1.) What type of control best describes the lac operon when it is regulated by a

1.) What type of control best describes the lac operon when it is regulated by allolactose? Explain the features of this type of regulation using the lac operon as an example. 2.)…

1.) What type of interaction is directly responsible for the formation of second

1.) What type of interaction is directly responsible for the formation of secondary structure? A. hydrogen bonds between sections of the polypeptide backbone B. peptide bonds betw…

1.) What type of observation does a thermometer take? A.) Passive B.) Indirect C

1.) What type of observation does a thermometer take? A.) Passive B.) Indirect C.) Direct D.) Active 2.) Consider two identical columns of air. One is heated and the other is cool…

1.) What was the Mexican American War and why was it significant? What were impo

1.) What was the Mexican American War and why was it significant? What were important consequences of it? es 2.) What was the Spanish American War and why was it significant? What…

1.) When evaluating a dataset for correlations between variables, we must make a

1.) When evaluating a dataset for correlations between variables, we must make a number of assumptions. Which of these are assumptions made for correlation testing? SELECT ALL THA…

1.) Which bacteria grew in the widest range of temperatures? a .) P.fluorescens

1.) Which bacteria grew in the widest range of temperatures? a.) P.fluorescens b.) B. gloibporus c.) B. stearothermophilus d.) E. oli 2.) Which of the following bacteria gre best …

1.) Which bone is the larynx directly attached to? 2.) During laryngitis, what s

1.) Which bone is the larynx directly attached to? 2.) During laryngitis, what structure has become inflammed if a person is unable to speak? 3.) What special product is secreted …

1.) Which following statement is FALSE? a.) Competency means a bacterium has a l

1.) Which following statement is FALSE? a.) Competency means a bacterium has a leaky cell wall and is able to be transformed. b.) By its very nature, a derepression mutation must …

1.) Which of the following is NOT an extracellular signal used to control arrang

1.) Which of the following is NOT an extracellular signal used to control arrangement of actin filaments? Cdc7 Surplus of Ca2+ Rac activation A & B B & C 2.) Proteins dest…

1.) Which of the following is a non-renewable energy source? A. natural gas B. H

1.) Which of the following is a non-renewable energy source? A. natural gas B. HEP C. Solar D. wind E. tidal of US K of US 22 Non-renewable energy from fossil fuels supplies up o …

1.) Which of the following is considered a waste product of metabolism? a.)oxyge

1.) Which of the following is considered a waste product of metabolism? a.)oxygen b.)carbon dioxide c.)nitrogen d.)none of the above 2.)Which of the following organisms undergoes …

1.) Which of the following is not one of the functions of the digestive system?

1.) Which of the following is not one of the functions of the digestive system? a.) excretion b.) absorption c.) motility d.) secretion e.) none of the above 2.)Which layer of the…

1.) Which of the following layers is responsible for the different functions of

1.) Which of the following layers is responsible for the different functions of organs within the digestive system? A) muscularis B) serosa C) submucosa D) mucosa 2.) it is known …

1.) Which of the following statements concerning cyclins is not correct? A) They

1.) Which of the following statements concerning cyclins is not correct? A) They are activated and degraded during the cell cycle. B) They are regulatory subunits for enzymes that…

1.) Which of the types of processes or landscapes related to the lithosphere pre

1.) Which of the types of processes or landscapes related to the lithosphere presented in this unit's chapters are occurring at the location you have chosen for your final Researc…

1.) Which part of the skeleton is blue? Refer to picture. 2.) Which part of the

1.) Which part of the skeleton is blue? Refer to picture. 2.) Which part of the skeleton is tan? Refer to picture. 3.) The human skeleton is divided into two major regions.. a.)th…

1.) Which statement about anthropometry is false? Lect 11-2 slide 43 A. Dr. Kath

1.) Which statement about anthropometry is false? Lect 11-2 slide 43 A.            Dr. Kathleen Robinette urges engineers use fit mapping, which is using real people on prototypes…

1.) Which term applies to two domains? A. archaeans B. eukaryotes C. bacteria D.

1.) Which term applies to two domains? A. archaeans B. eukaryotes C. bacteria D. prokaryotes 2.) The human ---------------------- (the complete collection of bacteria that live in…

1.) While our vacutainers had EDTA, heparin is typically used for drawing blood

1.) While our vacutainers had EDTA, heparin is typically used for drawing blood samples where the blood will be analyzed in subsequent tests. What is heparin (type of molecule;be …

1.) White fruit color in summer squash is governed by a dominant gene (W) and co

1.) White fruit color in summer squash is governed by a dominant gene (W) and colored fruit by its recessive allele (w). Yellow fruit is governed by an independently assorting hyp…

1.) Why are monsoon rains particularly susceptible to climate chang? a.) Monsoon

1.) Why are monsoon rains particularly susceptible to climate chang? a.) Monsoon rains decrease when rivers rise. b.) Monsoon are reduced as sea level rise c.) Monsoon rains dimin…

1.) Why are we more especially vigilant about diseases for the Development lab?

1.) Why are we more especially vigilant about diseases for the Development lab? [Please remember to wash your hands!] Choose ALL correct answers. -Previous labs may have left trac…

1.) Why does RNA contain uracil and DNA contain thymine? Choose the ONE best ans

1.) Why does RNA contain uracil and DNA contain thymine? Choose the ONE best answer to this question. choose one or more of the options: a. Loss of NH3 from cytosine generates ura…

1.) Why is purple dye removed from gram negative cells, but not from gram positi

1.) Why is purple dye removed from gram negative cells, but not from gram positive cells? 2.) Explain molecularly/structurally why a pure culture that has been growing for a very …

1.) You are a comparative physiologist that is interested in understanding somat

1.) You are a comparative physiologist that is interested in understanding somatic growth regulation in a new species of amphibian. Because the new species is very similar to the …

1.) You are studying a particular type of cancer. You observe that the cells are

1.) You are studying a particular type of cancer. You observe that the cells are expressing higher than normal levels of the activated version of the G protein Ras (ie, they conta…

1.) You have 100 ml each of 400 mg/ml sodium phosphate, 250 mg/ml sodium chlorid

1.) You have 100 ml each of 400 mg/ml sodium phosphate, 250 mg/ml sodium chloride, and 100 mg/ml potassium nitrate. You want to make one liter of a solution containing 10 mg/ml so…

1.) You have learned that large proteins, like voltage-gated Ca2+ channels, are

1.) You have learned that large proteins, like voltage-gated Ca2+ channels, are composed of different subunits,where each subunit is a distinct protein. Consider native and a dena…

1.) You measure the OD600 of your culture of chloramphenicol-treated XL1-Blue/pT

1.) You measure the OD600 of your culture of chloramphenicol-treated XL1-Blue/pTrc99A cells as described in Step 1 of Experiment 3A and obtain a value of 0.265. Assuming a plasmid…

1.) You\'ve discovered a uni-cellular organism that you have determined is eithe

1.) You've discovered a uni-cellular organism that you have determined is either in the kingdom Eubacteria or Fungi. What piece of evidence would you look for to determine which o…

1.) _______ are structures that evolve in one context but become co-opted for a

1.) _______ are structures that evolve in one context but become co-opted for a different functions ? Exaptations , vestigial organs , novel structures , adaptations 2.)This repre…

1.) a) Following partial purification of ACTase, a 10 mg/ml aliquot of enzyme co

1.) a) Following partial purification of ACTase, a 10 mg/ml aliquot of enzyme contains 15 units of enzyme activity under optimal conditions (pH = 7).   Given a one ml sample of en…

1.) a) In the pearl millet plant, color is determined by three alleles at a sing

1.) a) In the pearl millet plant, color is determined by three alleles at a single locus: Rp1 (red), Rp2 (purple), and rp (green). Red is dominant over purple and green, and purpl…

1.) a. What was the original definition of a virus before it could be seen with

1.) a. What was the original definition of a virus before it could be seen with electron microscopy? Why is that definition no longer functionally useful? What is the current defi…

1.) a.) Once you know the direction cosines of the necessary vectors, apparent d

1.) a.) Once you know the direction cosines of the necessary vectors, apparent dip can be determined in one vector calculation (not counting conversion of direction cosines into t…

1.) explain how three different types of ion gated channels are involved in neur

1.) explain how three different types of ion gated channels are involved in neurotransmitter signaling 2.) what are four ways in which phospholipids are motile 3.) in what way can…

1.) is my answer in the 7-8 correct? 2.) Please help me with Question 1 in the b

1.) is my answer in the 7-8 correct? 2.) Please help me with Question 1 in the bottom F17 PROCEDURE I. Weigh -0.5 g copper oxide onto a piece of tared weighing pa Record the actua…

1.) jack and jill are both heterozygous for albinism, arecessice trait. What pro

1.) jack and jill are both heterozygous for albinism, arecessice trait. What proportion of their offspring will be albino?what portions will have a heterozygous genotype? 2.) a fo…

1.) oxidative phosphorylation is the process in mitochondria by which: A.Electro

1.) oxidative phosphorylation is the process in mitochondria by which: A.Electrons reduce O2 to H2O and this causes ATP to be made. B.Glycolysis produces more ATP than is needed t…

1.) oxidative phosphorylation is the process in mitochondria by which: A.Electro

1.) oxidative phosphorylation is the process in mitochondria by which: A.Electrons reduce O2 to H2O and this causes ATP to be made. B.Glycolysis produces more ATP than is needed t…

1.) part A. Gluconeogenesis is the process of synthesizing __________. proteins

1.) part A. Gluconeogenesis is the process of synthesizing __________. proteins from glucose polysaccharide slime from glucose glucose from other compounds glucose from genes Part…