Ask questions and get helpful responses.

Check my answers, please. 1. A prion is an infectious, self-reproducing protein structure. (1 point) True X False 2. As one organism eats another, toxins can be spread throughout the food chain. True False X 3. The problem with DDT

70,542 results
  1. Science

    Check my answers, please. 1. A prion is an infectious, self-reproducing protein structure. (1 point) True X False 2. As one organism eats another, toxins can be spread throughout the food chain. True False X 3. The problem with DDT in the environment is
  2. Environmental Science

    1. A prion is an infectious, self-reproducing protein structure. True X False 2. As one organism eats another, toxins can be spread throughout the food chain. True False x 3. The problem with DDT in the environment is that it decomposes quickly. True False
  3. Biology

    We are learning about proteins and their structure, but one thing is confusing me. At what structural point is something considered a protein? Is a protein formed after two amino acids synthesis, or is a protein the whole structure (all four levels) put
  4. Science

    1. What is a gene?(1 point) a structure that contains many chromosomes a section of DNA that encodes a specific protein a large molecule that performs a specific function a point that joins two halves of a chromosome 2.Which structure carries genetic
  5. HELPPP

    I printed out a summer activite to test my skill on science and i found some that i stumbled upon and couldn't figuire out so help? If im wrong then please correct me. 2.A 3.B 4.B 5.A 6.B 2.Giraffes have long necks that allow them to eat leaves in trees.
  6. Science(check answers)

    I printed out a summer activite to test my skill on science and i found some that i stumbled upon and couldn't figuire out so help? If im wrong then please correct me. 2.A 3.B 4.B 5.A 6.B 2.Giraffes have long necks that allow them to eat leaves in trees.
  7. Physical Ed

    11. Disagreements are a normal part of life. (1 point) True False 12. Talking to a trustworthy adult is the best way to stop sexual abuse and get help. (1 point) True False 13. Some conflicts are made worse by peer negotiation. (1 point) True False 14.
  8. Cell Biology

    1. Do organisms with larger genomes have more genes? Why or why not? Explain your answer. (6 points) 2. Describe the structure of proteins. Include in your answer a description of the levels of protein folding and the types of chemical bonds used to
  9. Health

    Please check my answers thank you. --------------- is the ratio of infant deaths to live births in a given year 1. Sudden Infant Death Syndrome Infant mortality X Infant life expectancy Infant morbidity 2. T/F Sedentary lifestyles and poor food choices
  10. Health ASAP

    12. Spinach and other leafy green vegetables are nutrient-dense foods. (1 point) true * false 13. Most of the absorption of nutrients into the bloodstream takes place in the large intestine. (1 point) true false * 14. Every person has the same calorie
  11. HEALTH HELP PLEASE!!

    Fats help maintain your cell membranes. (1 point) True False 12. Your body does not use energy when you sleep. (1 point) True False 13. People with anorexia nervosa eat large amounts of food and then purge. (1 point) True False 14. Your body image is the
  12. Language Arts

    Lesson 4: Structure of Cultural Literature Language Arts 7 A Unit 9: Cultural Literacy Structure of Cultural Literature Quick Check 1 of 4Items Assessment started: Structure of Cultural Literature Quick Check. Item 1 What type of heritage language do
  13. Science

    1. Susie and Juan are brother and sister and they both have detached earlobes Whst conclusion Can be most likely made ftom this information? the genes the trait are more dominant in males than females They developed the trait independently of each other?*
  14. Chemistry

    Identify the true statement about Lewis structures. Select all the correct answers. 1. Hydrogen is usually surrounded by 4 electrons in a valid Lewis structure. 2. A single bond in a Lewis structure represents 2 electrons. 3. A double bond in a Lewis
  15. English

    What is a gene?(1 point) a section of DNA that encodes a specific protein a point that joins two halves of a chromosome a large molecule that performs a specific function a structure that contains many chromosomes Which structure carries genetic
  16. Science

    What is a gene?(1 point) a section of DNA that encodes a specific protein a point that joins two halves of a chromosome a large molecule that performs a specific function a structure that contains many chromosomes Which structure carries genetic
  17. Nutrition

    1. The name for the process of converting body proteins to energy is: a. Gluconeogenesis b. Lipogenesis c. Lipolysis 2. In synthesizing a body protein, at which step in the process does a protein become able to carry out its function? a. Primary Structure
  18. LA

    In which type of story structure are events narrated in the order they happen?(1 point) linear structure***** nonlinear structure circular structure parallel structure Select the correct answer from the list.(1 point) The phrase (Nonlinear) describes when
  19. Geometry Unit 7 Lesson 2 answers

    Geometry Unit 7 Lesson 2 answers The first part of this is the practice answers, the second part is the quick check answers. Practice answers - 7 questions 1. Which piece of information is incorrectly placed in this table? Answer - D. The bisector creates
  20. Statistics

    Hospitals must keep enough antibiotics on hand to treat infectious diseases. Researchers want to determine whether the infectious disease rate is higher in some months than in others. To find out, researchers took a sample of 192 hospital patients in
  21. Geography

    Population pyramids display percentages of each age group normally in 10 year increments of males and females. True or false True Which of the following best explains the categories of infectious diseases? 5. Which of the following best explains the
  22. science help asap!!!

    Hi, can someone check my answers asap!!? i am on a deadline!! 1. What doe the notation TT mean to geneticists? (1 point) two dominant alleles heterozygous alleles at least one dominant allele one dominant and one recessive allele 2. An organisms genotype
  23. health!

    True or False. Washing your hands can help protect you from dangerous pathogens True True or False. People die from colds each year True True or False. Infectious diseases are caused by organisms or viruses that enter and multiply within the human body.
  24. Health

    True or false: Universal precautions attempt to prevent infectious diseases from being spread from the victim to the good Samaritan and vice versa. A. True*** B. False The first step in an emergency is A. Check*** B. Call C. Care D. Do Something It is
  25. chemistry

    Which of the following statements is NOT true in regards to water, ethanol, and isopropanol? A. Water has the highest boiling point. B. H-O-H and C-O-H bond angles are all equal to 1095. C. Dispersion forces affect all three molecules. D. Two lone pairs of
  26. health

    8. Roger broke out in an awful rash after hiking in an area where poison oak grows. he is likely suffering from______. A) asthma B) an allergy
  27. Biology

    The function of a protein is determined by its ? Answer: shape The shape of a protein is determined by the ? of its ? ? First answer : ? Second two answers : primary structure
  28. Science

    Can you check my answers for me? The answers I picked have a check mark next to them. Thank you. 1. Darwin’s theory of evolution by means of natural selection proposes that changes happen from generation to generation from ____________ of an organism to
  29. Bio...DNA

    Can anyone explain the relationship between the structure of DNA , protein structure and phenotype of an organism? Also, what is the role of DNA in protein synthesis? I will give you a little hint. The DNA makes the RNA. The RNA makes the proteins by amino
  30. SOMEONE ANSWER TODAyYYYY

    What is a gene?(1 point) a point that joins two halves of a chromosome a structure that contains many chromosomes a large molecule that performs a specific function a section of DNA that encodes a specific protein
  31. English

    Please help I need to get this done! Author’s Purpose Quick Check Which point of view do most authors use when writing informational text? (1 point) A. subjective B. connotative C. personal D. objective An author of argumentative essays writes for which
  32. English

    Formative Test Now, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to solve the problems. You will have 5 minutes. Are you finished? Then, I'll write down the answers. Look at the answers on the
  33. Please check-Reiny

    Could you check these two problems? 3sqrt (y+2) = 3 is y = 25 Answers were: true or false I said true because I did it like this Square both sides=y + 2 = 3^3 y+2 = 27 y = 25 and sqrt (2y-6) = 3-y for y answes are: no solution 5 3,5 3 I said 3 because I
  34. science

    What is a gene?(1 point) a point that joins two halves of a chromosome a section of DNA that encodes a specific protein a structure that contains many chromosomes a large molecule that performs a specific function Help i dont know!!!!!!!!!!!!!!!!!!!
  35. bro SCIENCE

    Structure and Function Quick Check 1 of 41 of 4 Items Question Which of the following is an internal structure of a plant?(1 point) root hairs leaves buds xylem
  36. P.E. help please

    True or False infectious diseases are caused by organisms or viruses that enter and multiply within the body. Is the answer True?
  37. P.E. help please

    True or False- Infectious diseases are caused by organisms or viruses that enter and multiply within the body. Is the answer True?
  38. chemistry

    can you check my answers in the parenthesis 1)The molecular structure around the oxygen in water is (bent) 2)The molecular structure around all the carbons in ethanol is (tetrahedral)
  39. Biology

    When infected with certain bacteria or viruses our bodies produces a fever. Fevers occur when the hypthalamus changes its temperature set point. Signaling of the hypothalamus could be direct (from infectious agent itself) or indirect (from the immune
  40. sience

    can some one check my answers Which statement is correct about organelles that provide energy? (1 point) They are responsible for cellular respiration.
  41. biology

    The primary structure of proteins is often described as "amino acids connected like beads on a string". In this same vein, which of the following images best describes a protein's quaternary structure?
  42. Personal Fitness Lesson 1 Unit 10 answers

    Lesson 1 Unit 10: Personal Fitness Final Exam answers :🌹 (please check all your answers cause tests get changed around a lot) 🌹 1. True 2. Flexibility 3. True 4. Reality 5. Inspiration 6. Body Composition 7. Aerobically 8. Glucose 9. Micronutrients
  43. AP Biology- Molecular Genetics

    The correct sequence between genes and their phenotypic expression is a) RNA-DNA-protein-trait b) DNA-RNA-protein-trait c) Protein-DNA-RNA-trait d) trait-DNA-RNA-protein I think it is either b or d but do not know if the trait is at the beginnig or end...
  44. LL

    Please check my answers! Facts and examples that support a claim are called _______?(1 point) a. An argument b. An evaluation c. Evidence
  45. helath help

    11. Fats help maintain your cell membranes. (1 point)True False 12. Your body does not use energy when you sleep. (1 point)True False 13. People with anorexia nervosa eat large amounts of food and then purge. (1 point)True False 14. Your body image is the
  46. Health

    Please check 1. Which is a common viral disease? A. strep throat B. lyme *** C. tuberculosis D. common cold 2. which statement is about the flu? A. there is no cure B. there is usually a fever *** C. It typically lasts 3-7 days D. it spread by contact with
  47. Biology

    Which of the following statements about virus structure is true? a. All viruses are encased in a viral membrane. b. The capsomere is made up of small protein subunits called capsids. c. DNA is the genetic material in all viruses. d. Glycoproteins help the
  48. Dr Bob

    On preparation of a solution of protein, you attempted to dissolve the substance in water, but a suspension resulted. Drop-wise adition of NaOH solution, with stirring, eliminated the suspension. Addition of acid to the original suspension had no effect.
  49. health

    A benign tumor spreads to neighboring tissues. * 1 point True False Cardiac arrest is another name for heart attack * 1 point false true A virus is a single-celled microorganism * 1 point true false A set of diseases in which abnormal body cells multiply
  50. Science

    Hi. Could you Please check my answers? I just want to make sure they are correct. Thanks for the help in advance :). True or false: All matter on Earth contains energy- true? True or false: the molecules in frozen water are in motion- true? True or false:
  51. science

    A manual contains instructions for how to build a variety of structures using a set of interlocking bricks. If this scenario is used as a model for genetic information, which statement is correct?(1 point) ****Each structure is a gene. Each set of
  52. science

    getting ready to turn this in just want to check my answers any takers?? 1. In an atom, electrons ____. (1 point) are located in the nucleus are paired with neutrons are located in the electron cloud are always in the same place 2. The maximum number of
  53. Health

    can you please check my answer thanks True or False The purpose of a contrast medium is to allow direct visualization of internal organs and structures. I said true tho to make a particular structure visible on a radiograph crossed my mind my text book is
  54. Science

    What is the name for one half of a chromosome?(1 point) Protein Gene Chromatid Centromere (10 questions total) Please help I don't know the answers and I need them quick. If you do answer don't do: 1a 2b because the answers are mixed for everyone.
  55. health

    if i put a .... that's what ithink the answer is may u checkitin tell what i got wrong so i can retry to do it 11. Fats help maintain your cell membranes. (1 point)True False .... 12. Your body does not use energy when you sleep. (1 point)True False ....
  56. math

    please check my answers A number cube with the numbers 1 through 6 is rolled. Find the given probability. 1. P(number < 2) (1 point) A. 1/6 *** B. 2/6 C. 4/6 D. 3/6 2. P(number ≥ 3) (1 point) A. 4/6 **** B. 1/6 C. 2/6 D. 5/6 3. P(complement of 4) (1
  57. biology

    All living things are composed of the four categories of biomolecules you see here. These molecules are also called macromolecules because they are very large. The function of biomolecules is determined by its structure. Some are building blocks, some
  58. VERY URGENT MATH!!!

    1. 3w – 10w (1 point) 13w –7w –7 7w 2. y + 2y +3z (1 point) 2y + 3z 3y + 3z 2y2 + 3z 6yz 3. 6r + r – 5r (1 point) 2r 1r + r 0r 7r – 5r 4. 5x + 2(x + 6) (1 point) 7x + 6 7x2 + 12 7x + 12 7x (x + 6) 5. –3m + 3(m + 6) (1 point) 6 –6m + 6 6m + 18
  59. Math

    could someone please check these problems for me? thank you! 1. Soybean meal is 16% protein; cornmeal is 8% protein. How many lbs of each should be mixed together in order to get 320 lb mixture that is 9% protein/ A: cornmeal- 40lbs soybean-280 lbs 2.
  60. INT 1111

    QUESTION 1 When using the OR logical operator to connect 2 conditions to create a complex Boolean expression, neither the first condition nor the second condition has to be true for the complex Boolean expression to be true. True False QUESTION 2 String
  61. Health, Safety, and Nutrition

    Which of the following statement is true about modes of transmission for infectious agents?
  62. Nutrition,Health,and Safety for Young children

    Which of the following statements is true about modes of transmission for infectious agents
  63. computer science

    QUESTION 1 When using the OR logical operator to connect 2 conditions to create a complex Boolean expression, neither the first condition nor the second condition has to be true for the complex Boolean expression to be true. True False QUESTION 2 String
  64. biology

    How many water molecules would be produced from the dehydration reactions associated with making a protein that has a primary structure consisting of 378 amino acids, and that has a quaternary structure consisting of 2 identical subunits?
  65. chemistry

    How many water molecules would be produced from the dehydration reactions associated with making a protein that has a primary structure consisting of 378 amino acids, and that has a quaternary structure consisting of 2 identical subunits?
  66. Biology

    A mutation of c to t in position 3 and another of G to A in position 7 results in the production of a different sequence of ammino acids work out the new sequence and suggest why it might change the function of the new protein I get the sequence of
  67. language arts

    HEYO UM CAN SOME PLEASE PEOPLE ME WITH THIS QUICK CHECK TYTY What kind of informational text would use a sequence structure? A. a booklet on how to put together a bookcase B. a blog post on the effects of pollution on human health C. an article about the
  68. Health

    Question 1 (1 point) The process of spreading from one part of the body to other parts is called metastasis True False Question 2 (1 point) Fungi are plantlike organisms that can cause diseases of the lungs, mucous membranes, and the skin. True False
  69. Health and Physical Education 8

    1. Which of the following is NOT cause of mental or emotional illness?(1 point) C - Values 2. True or False: Mood disorders and personality disorders often make it difficult for a person to get along with others.(1 Point) 3. True or False: (1 point) Mental
  70. sciences

    Assume you are starting a new research project from scratch, you are interested in one of the following proteins and want to purify this protein for biochemical characterization. Please choose one of the proteins below and write a one-page research
  71. ALGEBRA

    I NEED SOMEONE TO CHECK THESE PLEASE!!! IF B IS REPLACED WITH A NUMBER THAT SHOWS THE RELATIONSHIP INDICATED IN THE TABLE, ARE THESE ANSWERS CORRECT? Y = -X + B X Y 1 0 2 -1 8 -7 10 ? 20 ? 40 ? SO,
  72. Bio

    One way to determine the concentration of protein in a solution is to perform a "protein assay". There are several assay kits on the market that one can use, but they all rely on the common paradigm that the aromatic amino acid residues of a protein
  73. chemistry

    In the chemical plating experiment zinc powder is dissolved in a hot NaOH solution to form sodium zincate according to the following reacton: Zn(s) + 2NaOH(aq) Na2ZnO2(aq) + H2(g) Answer true or false for each of the following statements regarding the
  74. Mathematics

    Can anyone check my answers please True or false 927 is divisible by 3 and 9 true 13,012 is divisible by 9 false 7,434 is divisible by 6 true 2,064 is divisible by 2,4,and8 true 96,240 is divisible by 2,3,5, and 10 true Am I right?
  75. English

    PLEASE HELP!!! I'm really confused about these question from Romeo and Juliet... I marked the answers that I "think" are right but I'm not sure. Please tell me which ones i got wrong and the correct answer!?!?! 1. Why doesn’t Juliet want to marry Paris?
  76. Government

    Please check my answers 1. Which of the following make up the structure of nearly all county governments? (I need to choose 4 answers) A. Appointed bureaucrats B. Boards or commissions * C. A county judge * D. Elected officials * E. A Governing body F. a
  77. Science

    How does a mutation in the DNA affect the way proteins are made? A. A mutation in the DNA results in misshapen tRNA molecules that do not fit inside the ribosomes. B. A mutation in the DNA results in a change in the mRNA and, ultimately, to a different
  78. Science

    How does a mutation in the DNA affect the way proteins are made? A. A mutation in the DNA results in misshapen tRNA molecules that do not fit inside the ribosomes. B. A mutation in the DNA results in a change in the mRNA and, ultimately, to a different
  79. Grade 12 Biology

    I am confused about this question, and can't find anything on the internet, anyone care to explain? Why is the tertiary structure of an enzyme, such as amylase, so important? An enzyme is a protein, so is it really asking why is this stage important? And
  80. Math

    a.)If ABCD is a parallelogram, then ABCD is (always true, sometimes true, OR never true) a rectangle. b.)The diagonals of a square (always true, sometimes true, OR never true) bisect each other. c.)If WXYZ is a rectangle, then the diagonals are (always
  81. Grade 12 Biology

    I am confused about this question, and can't find anything on the internet, anyone care to explain? Why is the tertiary structure of an enzyme, such as amylase, so important? An enzyme is a protein, so is it really asking why is this stage important? And
  82. Health

    MY first answers were wrong, if you could check my second answers that would be lovely!! 13. Positive energy balance is important when A. a child is growing. B. weight loss is desired. C. weight stability is desired. D. you're stressed. I thought it was C
  83. Mathematics

    2. Write an equation to represent the statement: "The product of a number and five plus two is equal to 100." (1 point) A. 5 - x - 2 = 100 B. 5(x - 2)=100 C. 5 x + 2 = 100 D. 5 - 2 x = 100 3. Solve using mental math. (1 point) 5 x - 1 = 14 A. x = 3 B. x =
  84. Please Check Answers for Health

    Please check my answers because I need to do good at this. 1. When consuming fats the healthiest choice is foods high in? A. saturated fats B. unsaturated fats * C. trans fat D. cholesterol 2. The body's main energy source should come from what essential
  85. Biochemistry

    Can someone help me calculate protein concentration using the Bradford Assay? If you could show me how to do tube 2, that'd be great. Tube 1: 0 ul Protein Stock Solution, 800 ul Water, 0 ug Protein, Absorbance @595nm = 0 Tube 2: 10 ul Protein Stock
  86. Health and Physical Education 8 - It's urgent!

    Please check my answers because I need to do good at this. 1. When consuming fats the healthiest choice is foods high in? A. saturated fats B. unsaturated fats * C. trans fat D. cholesterol 2. The body's main energy source should come from what essential
  87. biology

    Is the tertiary structure of a protein the bonding together of several polypeptide chains by weak bonds? I Know tehre are weak bonds invovled by everything I looke at shows single chains. Any kind of bonding can contribute to the tertiary structure of
  88. english

    How does text organization help an author achieve the desired purpose? (1 point) A.The text structure allows an author to avoid conveying a certain tone in the writing. B.The text structure allows an author to have a specific point of view. C.The text
  89. Social Studies

    1. The legislature is often referred to as “the first branch of government.” (1 point) True👈 False 2. The total membership of the legislature is 220 members. (1 point) True False👈 3. Legislatures are responsible for overseeing the executive
  90. Grammar

    A thesis statement clarifies the main point an essay will make. 1. True 2. False I answered true. Please check my work.
  91. Social Studies

    1. The governor is the chief executive of the state. (1 point) True👈 False 2. In the event that the lieutenant governor becomes governor, he or she remains in office for the following four years. (1 point) True False👈 3. The governor appoints the
  92. Science

    The role of protein in hormone/enzyme functions? How protein assists with immunity? The protein needs of an infant or toddler compared to an adult? The importance of protein in maintaining fluid/electrolyte and pH balance? Amino acids and how they relate
  93. Math

    Can someone check my answers for me pls? True or False LCM of 10 and 18 is 180; False LCM of 8 and 30 is 120; True LCM of 3 and 4 is 12; True LCM of 42 and 28 is 168; True LCM of 9 and 15 is 45; True
  94. Calculus

    Problem 5. Protein Concentration in Cells Consider a growing bacterial cell that is producing a protein involved in binary fission. Suppose that, at a particular point in time, a bacterial cell has a volume of 1000 μm3 (microns cubed) and is growing at a
  95. Spanish: Please check answers

    Please check my answers. The answers are at thebottom. 11. Choose the most logical sentence completion. Yo _______ el libro a la biblioteca. vuelvo devuelvo puedo duermo 12. Choose the most logical sentence completion. Ellos __________ en el café. cuestan
  96. Biology

    The shrunken gene of wheat encodes a large enzyme that converts glucose to starch in its grains. How would insertion of a 1 kb transposon into codon 23 of this gene affect the protein produced from this allele? A. The protein would be longer and still
  97. BIOOOOO

    can somebody please explain the relationship between the structure of DNA, protein structure and the phenotype of an organism and the relationship between DNA chromatin and chromosome
  98. Biology DNA

    can somebody please explain the relationship between the structure of DNA, protein structure and the phenotype of an organism and the relationship between DNA chromatin and chromosome
  99. helth

    1. Health related factors refer to coordination, agility, power, speed, balance, and reaction time. (1 point) * True (1 point) * False (0 points) 2. There are some aspects of fitness that we have little or no control over. (1 point) * True (0 points) *
  100. chemistry 2411

    A high-protein diet contains 71g of carbohydrate, 150 g of protein, and 5.0 g of fat. How many kilocalories does this diet provide? (Round the final answers to the nearest tens place.)

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