Biology question and answers for November 29, 2023
- Q uestion 6 hat enzyme was discovered in a thermophile and is now used in Thermus aquaticus Taq synthase Taq polymerase
- Q The sodium potassium ATPase hydrolyzes an ATP molecule to activate the pump Which component of the ATP molecule activates the pump adenine adenosine This is not the high energy part...
- Q In all the questions that follow assume that p represent the frequency of HbA Q3 4 If the frequency of HbA homozygotes is 0 1 what is the value of...
- Q List the possible genotypes of the following hemophilia pedigree chart below Remember hemophilia is a sex linked trait that is caused by a recessive allele therefore you must denote the...
- Q 23 3 points How many advertisements are targeted at each of us per day 300 5000 30 3000 000
- Q 1 Using sociology as an analytical foundation respond to the following questions a Should intersex individuals be stigmatized corrected or viewed as a normal form of sexuality Provide support course...
- Q What makes people care about animals and their health
- Q Which of the following is most likely to enter the cell via endocytosis when moving along the concentration gradient A B C a small hydrophobic molecule a small hydrophilic molecule...
- Q In respiration where does the energy required to move protons from an area of lower con centration in the mitochondrial matrix to an area of higher concentration in the intermem...
- Q 15 For a population with intrinsic growth rate of 0 5 and a carrying capacity of 1000 individuals how large will the population be after one generation of exponential growth...
- Q What does CDC report as the greatest tension between child care providers and parents?Whether the child care provider feeds the child adequatelyWhether a mildly ill child or recovering child should...
- Q Identify the mode of action for metronidazole.Inhibits dihydrofolate reductaseUnwinds DNADisrupts mycolic acid synthesisBinds to lipopolysaccharide and phospholipids in the outer membraneAttaches to the beta subunit of bacterial RNA polymerase
- Q One way to increase diffusion rates is to add heat to a system. True False
- Q 6. Cytotoxic T lymphocytes (CTLS) recognizes on the surfaces of self-cells that have been infected with intracellular pathogens and thema. Ag-MHCI; killb. Ag-MHCII; killc. Ag-MHCl; activated. antibodies; kille. none of...
- Q Estrogen & testosterone cause a dramatic effect on bone growthFALSETRUE
- Q in olden days, doctors tried to treat patients with diabetes mellitus by putting them on a diet of only fats and proteins, to keep the glucose levels down. Would that...
- Q With regard to human cells, there are ___________ chromosomes in the daughter cells of mitosis and ____________ chromosomes in the daughter cells of meiosis.46; 2323; 2346; 4623; 46
- Q To reproduce, female elephants produce eggs and male elephants produce sperm. Offspring are produced by the fusion of an egg with a sperm cell. Which statement is true about the...
- Q Which is the best example ofparaphrasing for the followingpassage?...it don't modify him worth a cent.Fact is, it makes him worse,becuz it appears to stir up hisambition.A. You owe me money...
- Q Climate change and an increasing amount of impermeablesurfaces due to urbanization has resulted in:A. eutrophication.B. the Clean Water Act.C. the introduction of DDT into the water system.D. increased river flooding.
- Q To "read" the DNA, the cell needs special structures composed of RNA called ____. A. vacoulesB. ribosomesC. plasma membranesD. nuclei
- Q When couples choose to do In-vitro fertilization eggs are removed from the female and sperm are removed from the male. The eggs are fertilized in a petri dish and the...
- Q Many types of fruits and vegetables can be fermented into alcoholic beverages. Such was the case recently when prisoners in Utah attempted to make an illegal beverage called "pruno"; however,...
- Q Cranberries are advertised for their ability to prevent or cure urinary tract infections (UTIS). Which of these is the currently accepted explanation for this?O Cranberries are high in proanthocyanidins, which...
- Q Which of the following is incorrectly paired?in vitro fertilization; fertilization occurs in a laboratory dishICSI; DNA from an immobile sperm is injected into an oocyteOintrauterine insemination; donated sperm is placed...
- Q Use of birth control pills decreases the acidity of the vaginal tract. Why might this increase the incidence of vaginal infection (vaginitis)? Explain your answer in terms of immunity.
- Q Which of the following accurately describes what occurs at the M checkpoint and what would most likely occur if the M checkpoint failed during mitosis A B C D The...
- Q In butterflies red wing color R is dominant to yellow wing color r and long antennae A are dominant to short antennae a A researcher crosses a true breeding butterfly...
- Q MacLellan John 12 23 p m Tall plants T are dominant over short plants t and white flowers g are recessive to green flowers G What is te chance of...
- Q What is the relationship between DNA genes and chromosomes ODNA is made of genes which are located on chromosomes O Chromosomes contain hundreds of genes which are made of DNA...
- Q Mom and dad plastipig s both have three legs and are carries for one lethal allele What is the chance of their next child having four legs normal
- Q Which of the following is NOT a well known type of RNA A aIRNA B tRNA C mRNA D rRNA
- Q DNA fingerprinting requires a process called gel in which electricity is used to move molecules through agarose A electroshock transfer B electrophoresis C Northern blotting chromatography
- Q The complementary DNA CDNA can be derived by working backwards from an mRNA strand using the virus derived enzyme A p680 B reverse translatase
- Q 12 Use the codon chart to determine the amino acids created from each DNA DNA G RNA Amino acids Normal DNA GA CTT O Blood Cell Amino Acids C T...
- Q first base O Silent U O Frameshift C Here is a codon in an mRNA sequence O Nonsense A G UUU UUC UUA UUG CUU CUC CUA CUG GUU GUC...
- Q Examine the following figure O 0 O 25 O 75 BOTH MY PARENTS WERE COLORBUND SO 50 HEY IF WE MADE MORE THAN TWO WE D HAVE A BETTER THAN...
- Q Answer the following question about this Punnett square dealing with an X linked recessive genetic disease XAXa XAY Which of the parents are affected with the disease O Only the...
- Q Cold case files recently began re investigating an old murder case The murder took place in the park a young man James was hit over the head with a brick...
- Q A mutation occurs and adenine replaces cytosine What impact do you think this will have on the DNA structure 5 Thymine O H N NH N Guanine Adenine H N...
- Q In Guinea pigs black hair B is dominant over white b rough coat texture R is dominant over smooth r and short hair S is dominant over long hair s...
- Q a Robert has a widow s peak b Robert s father and paternal grandfather also have widow s peaks c Robert s mother and paternal grandmother do not have widow...
- Q Select the correct answer Jason adds the antibiotic penicillin to a bacterial culture The bacteria develop genetic modifications in their genome which gives them resistance to the antibiotic penicillin What...
- Q genetic change in bacteria can be caused by all choices for this question Otransduction transformation none of these items can cause genetic change O conjugation mutation
- Q In a dihybrid cross between two heterozygous pea plants with purple flowers and rour seeds PpRr white flowers and wrinkled seeds are recessive what is the probability that a the...
- Q Probability Mendel kept careful numerical data describing the results of his pea experiments He knew that if alleles segregated randomly when forming gametes mathematical probability should predict the outcome of...
- Q A woman with achondroplasia autosomal dominant rare disease that exhibits dwarfism married a man who was normal height She gave birth to a child afflicted with achondroplasia What is the...
- Q In the 1950s the scientists Alfred Hershey and Martha Chase carried out an experiment using bacteriophages which are viruses that infect bacteria During the experiment the scientists allowed bacteriophages that...
- Q Directions The table lists the hair color and genotype of six individuals where black hair is dominant over blond Use the table to answer any questions that follow HAIR COLOR...
- Q Having two eyebrows is dominant E over having one large eyebrow e Also having six fingers F is dominant over having five fingers f What is the probability of each...
- Q The population of a cactus species in a particular area has two to seven spines with an average of four spines per square centimeter of surface area per square centimeter...
- Q Assume that brown eyes is dominant to blue eyes use B and b for the alleles and that right handedness is dominant to left handedness use R and r for...
- Q Polydactyly is an autosomal dominant disease in humans use P and p for the alleles Phenylketonuria is an autosomal recessive disease in humans that causes mental retardation use H and...
- Q 4 You are given a pack of wolves and asked to over several generations breed them into chihuahuas Based on what you know about evolution by natural selection which would...
- Q Using your calculations for Salad what is the CFU per mL in the original sample 20 X 105 2 000 000 CFU mL 125 X 104 1 250 000 CFU...
- Q 8 Why are phylogenetic trees best viewed as a working hypothesis a Discovery of new evidence may require us to update trees to better reflect evolutionary relationships b Once established...
- Q On a scratch piece of paper use a Punnett square to complete a dihybrid cross between two parents with the following gametes Male SR SR Sr and sr Female SR...
- Q C 0 00 0 11 F Generation G Gg Gg G Gg GB Speed 1x Punnett Squares G B F Generation GG Pa Gg B 65
- Q C 0 00 0 07 Speed 1x Two Generations of Pea Plant Crossings Key Genotype R r Phenotype White Flower Allele Purple Flower Allele Paused
- Q A couple has 3 children a 14 year old daughter and 2 sons ages 12 and 10 If the mother and daughter are both known to have a genetic disorder...
- Q A man who is red green color blind Xby marries a woman who has normal vision XBxB She is neither color blind nor a carrier for this recessive trait Which...
- Q C 0 00 0 40 red green color blindness which is predominant in males cross of red flowered snapdragon and white flowered snapdragon produce a blended pink flowered snapdragon skin...
- Q spring that are tt C 0 00 0 00 A 0 were tt neterozygous tall plants What is the percentage of off Speed 1x 104 Pause
- Q Which of the following describes allopatric speciation A when a physical barrier is formed that separates a population and prevents gene flo between them B when a new specie arises...
- Q Which of the following is NOT a source of heritable variation A identical twins B mutations C sexual reproduction
- Q How do DNA analogs act to inhibit replication of an RNA viru They don t O Creating DNA RNA hybridizations O Stopping RNA polymerase
- Q A B C D LOD Score LOD Score LOD Score 22222223229 150 160 22 LG 7 Agouti LG 1 LG 14 Mctr Linkage Group Position CM What type of analysis...
- Q Mom is type O blood and dad is type AB blood This means that 4 there is a 25 chance they have a child with AB blood 1 and 4...
- Q In the pedigree below what is the relationship between individuals 1 and 37 HO 34 mother and daughter uncle and nephew aunt and niece grandmother and grandson
- Q How many possible outcomes does a dihybrid cross have A 4 B 8 C 16 D 2
- Q Which sentence explains how a flood could lead to speciation A It could increase gene flow by bringing in individuals from other habitats B It could open up a new...
- Q Which sentence describes an example of a spontaneous mut O A Radiation causes chemical bonds to form between cytosines B An incorrect nucleotide is added during the process of DNA...
- Q When it comes to genetic probabilities the outcome of one event has what kind of effect on the next event A It causes the same outcome to occur B It...
- Q What are the two different types of alleles A dominant and recessive B genetic and nuclear C anterior and posterior
- Q Eye color in fruit flies is sex linked What does this mean A The gene for eye color is on the Y chromosome B The gene for eye color is...
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