Biology and Genetics

8. Natural selection acts (through predation) against banded water snakes on cer

8. Natural selection acts (through predation) against banded water snakes on certain Lake Erie islands, favoring the uniformly light-colored snakes. The banded fom is very common …

8. Of the domains of ife, belong to eukaryotes while belang 9 Plants are multice

8. Of the domains of ife, belong to eukaryotes while belang 9 Plants are multice ular a) b) Heterotrophit d) Autotrophic 10. During one of the labs you found an organism that has …

8. Of the following the best antiseptic is a.90% methyl alcohol b. bleach c. 90%

8. Of the following the best antiseptic is a.90% methyl alcohol b. bleach c. 90% isopropyl alcohol d. none of the above 9. During the log phase of growth a. bacteria are not multi…

8. Outbreaks of food poising caused by Staphylococcus aureus typically share whi

8. Outbreaks of food poising caused by Staphylococcus aureus typically share which of the following features a. Long refrigeration periods b. Extended periods of temperature abuse…

8. Outbreaks of food poising caused by Staphylococcus aureus typically share whi

8. Outbreaks of food poising caused by Staphylococcus aureus typically share which of the following features a. Long refrigeration periods b. Extended periods of temperature abuse…

8. PCR Table. You need extracted from a different species of rockfish). The tota

8. PCR Table. You need extracted from a different species of rockfish). The total volume of eac to amplify a gene called VIKING from nine different genomic DNA samples (each h PCR…

8. Phylogenetic tree construction has been used to identify the major branches o

8. Phylogenetic tree construction has been used to identify the major branches of the olfactory receptor (OR) gene family. Each of these branches has been assigned a Greek letter …

8. Please describe how the cytoskeleton plays a role in chromosome segregation d

8. Please describe how the cytoskeleton plays a role in chromosome segregation during mitosis. - B. Please describe how the cytoskeleton plays a role in cytokinesis. - C. You have…

8. Please give answers with detailed explanations. preferentially done by hand o

8. Please give answers with detailed explanations. preferentially done by hand or on computer. Need ASAP and will rate ASAP. 7. A couple of Bio1A students decide to repeat the Mes…

8. Please provide correct solution. Preferentially done by hand or on paper. 21.

8. Please provide correct solution. Preferentially done by hand or on paper. 21. What is an advantage of a closed circulatory system over an open circulatory system? A closed syst…

8. Protein activity can beregulated regulated by the addition of small molecules

8. Protein activity can beregulated regulated by the addition of small molecules, uch as a phosphat by the addition of smiall molecules, Sc s a phspht group through a process call…

8. Protein purification. Identify the best chromatography for purifying the foll

8. Protein purification. Identify the best chromatography for purifying the following pairs of polypeptides. [In the spaces provided: i write the acronym of the best chromatograph…

8. Protons are unable to cross the lipid bilayer because: a) the lipid bilayer i

8. Protons are unable to cross the lipid bilayer because: a) the lipid bilayer is too hydrophilic b) protons are nonpolar c) protons are too small d) the lipid bilayer is only per…

8. Question 8 a. Look around online for estimates of the number of people dying

8. Question 8 a. Look around online for estimates of the number of people dying right now because of climate change. I'm finding estimates of at least 150,000 per year today, and …

8. Ratios of Oxygen-18 to Oxygen-16 A. help to model B. have helped to establish

8. Ratios of Oxygen-18 to Oxygen-16 A. help to model B. have helped to establish ecological associations of cetacean fossils with type of water the passage of time due to half-lif…

8. Read the article below. contaminations? Based on the information we learned i

8. Read the article below. contaminations? Based on the information we learned in class, how can honey help treat bacterial Healthy honey: Manuka honey found to fight growth of ba…

8. Refer to the following dilution scheme for question 8 1 rm 1 ml 1 ml 1 ml 9 m

8. Refer to the following dilution scheme for question 8 1 rm 1 ml 1 ml 1 ml 9 ml 9 ml 99 ml 9 ml 1.0 fr eah tuine 4 o Candlbt wre p tdch of i petridishes. The number of colonies …

8. Replication takes place in what organelle? a Nucleus b Chloroplast c Ribosome

8. Replication takes place in what organelle? a Nucleus b Chloroplast c Ribosome d Golgi apparatus 9. To show an enzymatic reaction by blocking the active site, what molecules cou…

8. SCIENTIFIC INQUIRY Bats emit ultrasonic sounds and then use the returning ech

8. SCIENTIFIC INQUIRY Bats emit ultrasonic sounds and then use the returning echoes of those sounds to locate and capture flying insects, such as moths, in the dark. In response t…

8. Select the correct sequence for the pathways of glucose catabolism A. glycoly

8. Select the correct sequence for the pathways of glucose catabolism A. glycolysis-acetyl CoA->pyruvate oxidation-> electron transport chain->Krebs cycle B. g?ycolysis-a…

8. Select the correct sequence for the pathways of glucose catabolism A. glycoly

8. Select the correct sequence for the pathways of glucose catabolism A. glycolysis-acetyl CoA->pyruv B. glycolysis-acctyl CoA-pyruvate oxidation->Krcbs cycle->electron t…

8. Sequence the following events correctly. tter diffuses across 2. Calcium indu

8. Sequence the following events correctly. tter diffuses across 2. Calcium induces exocytosis of neurotransmitter postsynaptic membrane altered Permeability of 4. Ion channels op…

8. Sickle Cell Anemia (3 pts) People with sickle cell anemia have distorted red

8. Sickle Cell Anemia (3 pts) People with sickle cell anemia have distorted red blood cells as shown here They make hemoglobin S instead of the normal hemoglobin A. Hemoglobin S i…

8. Simple animals (jellyfish, planaria, etc) have simple “embryos” that are free

8. Simple animals (jellyfish, planaria, etc) have simple “embryos” that are free-living. How does an aquatic environment meet the needs of these embryos/larvae in place of extraem…

8. Some medical conditions are treated by injecting a watery 1 solution of sodiu

8. Some medical conditions are treated by injecting a watery 1 solution of sodium bicarbonate into the blood (NaHCO3). In water, sodium bicarbonate dissociates into sodium ions (N…

8. Sulfur-Indole-Motility medium uses the same mechanism to detect sulfur reduct

8. Sulfur-Indole-Motility medium uses the same mechanism to detect sulfur reduction as some of our Enteric plates. Which enteric plates use the same mechanism as SIM to detect the…

8. Support the statement: \"DNA replication is semi conservative. 9. Discuss the

8. Support the statement: "DNA replication is semi conservative. 9. Discuss the methylation-dependent mismatch repair system. What enzyme plays an essential role in this repair sy…

8. Suppose a new cancer therapy is being tested in a large clinical trial. The t

8. Suppose a new cancer therapy is being tested in a large clinical trial. The therapy is working well; it seems that is extending the lives of patients suffering from a deadly fo…

8. Suppose that the \"fabulous\" phenotype is controlled by two genes, A and B,

8. Suppose that the "fabulous" phenotype is controlled by two genes, A and B, as shown in the diagram below. Allele A produces enough enzyme 1 to convert "plain" to "smashing." Al…

8. Suppose the environmental lapse rate is 12°C per 1000 metres. If the air temp

8. Suppose the environmental lapse rate is 12°C per 1000 metres. If the air temperature at the surface is 26°C, what would be the air temperature measured by a radiosonde at 5000 …

8. Suppose you have started to work in a virology laboratory and your advisor su

8. Suppose you have started to work in a virology laboratory and your advisor suggests that you begin to study the function of Herpesvirus protein X. Answer the following question…

8. TFThe upper T-P limit for metamorphic rocks is reached when the rock just 9.T

8. TFThe upper T-P limit for metamorphic rocks is reached when the rock just 9.TFVolcanie ash is very fine-grained, and causes serious health issues during 10. TF Sedimentary faci…

8. Th e primary environmental benefit of wetland areas is: 9. What is happening

8. Th e primary environmental benefit of wetland areas is: 9. What is happening to most nuclear waste generated in the US? 10. Having ozone in the earth's upper atmosphere protect…

8. That the oceanic cnust is geologically young and the parallel magnetic stripi

8. That the oceanic cnust is geologically young and the parallel magnetic striping patterm of basalts is symmetrical about oceanic rnidges was conclusively shown by A. radiometric…

8. The Chi-square value for theses data is a. 0.28 b. 0.51 c. 3.2 d. 1.12 e. 9.6

8. The Chi-square value for theses data is a. 0.28 b. 0.51 c. 3.2 d. 1.12 e. 9.6 PROBABILITY df 0.95 0.90 0.50 0.25 0.05 1 .004 .016 .455 1.32 3.84 2 .103 .211 1.39 2.77 5.99 3 .3…

8. The E3 ubiquitin ligase complex SCF can target its substrates for destruction

8. The E3 ubiquitin ligase complex SCF can target its substrates for destruction when a.SCF substrates are phosphorylated b.SCF substrates are de-phosphorylated c.SCF is bound to …

8. The Greenhouse Effect _____ leads to Global Warming. a. Never b. Sometimes c.

8. The Greenhouse Effect _____ leads to Global Warming. a. Never b. Sometimes c. Always 10. If Earth’s atmosphere were able to completely absorb visible light, which of the follow…

8. The accompanying diagram shows air flowing from the ocean over a coastal moun

8. The accompanying diagram shows air flowing from the ocean over a coastal mountain range. Assume that the dew-point temperature remains constant in dry air (that is, relative hu…

8. The arctic fox is brownish-grey in summer and white in winter. From your know

8. The arctic fox is brownish-grey in summer and white in winter. From your knowledge about coat colour in Siamese cats, answer the following questions about the arctic fox: a. Co…

8. The basic morphologies of viruses include all of the following EXCEPT a Compl

8. The basic morphologies of viruses include all of the following EXCEPT a Complex b. Complete c. Naked d. Enveloped 9. Where are DNA viruses generally replicated? a. In the nucle…

8. The body walls of sponges contain A many pores B) epidermal cells C) lagellat

8. The body walls of sponges contain A many pores B) epidermal cells C) lagellated collar cells D) spicules E) all of the above 9. The of a sponge trap/s) food particles and diges…

8. The costimulatory signal needed for complete T cell activation occurs between

8. The costimulatory signal needed for complete T cell activation occurs between on the T cell and on 9. PIP, is split by a to yield DAG and IP What are the roles of the following…

8. The difference between the average temperature f the warmest and coldest mont

8. The difference between the average temperature f the warmest and coldest months is called he range of temperatures. are the common name given to the rising bubbles of air that …

8. The distilled water is A) isotonic B) hypertonic. C) hypotonic. D) toxic solu

8. The distilled water is A) isotonic B) hypertonic. C) hypotonic. D) toxic solution to plant cell. True or False (1pt/each question) The Na concentration in extracellular fluid i…

8. The doctor ordered Ancef 250mg IM every 8 hours. You have on hand a 1 gm vial

8.  The doctor ordered Ancef 250mg IM every 8 hours.  You have on hand a 1 gm vial with instructions that read:  add 2.5ml of sterile water for injection, provides an approximate …

8. The dominance pattern of a gene can be determined from the phenotypes of the

8. The dominance pattern of a gene can be determined from the phenotypes of the parents and offspring. In the examples below, assume that each parent is homozygous for the specifi…

8. The drawing shows four situations A, B, C, and D in which an observer and a s

8. The drawing shows four situations A, B, C, and D in which an observer and a source of electromagnetic waves are moving along the same line. In each case the source emits a wave…

8. The electron transport system is located in the inner membrane of the are lip

8. The electron transport system is located in the inner membrane of the are lipids with a unique ring-shaped structure. 10. The movement of particles unaided from an area of high…

8. The figure below illustrates a signal transduction pathway involving a G prot

8. The figure below illustrates a signal transduction pathway involving a G protein-coupled recepton and the two second messengers IP3 and DAG. Lithium inhibits this pathway in tw…

8. The first two stages in respiration are glycolysis and Kreb\'s cycle. For eac

8. The first two stages in respiration are glycolysis and Kreb's cycle. For each molecule of glucose input, 10 NAD molecules are reduced 2 FADs are reduced 4 ADPs are phosphorylat…