Why might permanent errors be more likely then

Assignment Help Biology
Reference no: EM13111922

Cells proofread and repair errors in the genetic information encoded in DNA. But lasting mistakes, or mutations, can happen. The most error-prone stage in DNA replication occurs after parent DNA strands have separated but before new complementary strands are in place.

Why might permanent errors be more likely then?

Reference no: EM13111922

Questions Cloud

Tests of means and proportions : A company has established a goal of processing 95 percent of its orders on the same date of receipt. However, only 485 out of 500 orders were actually processed on the same day
Compute standard deviation of sample means : Let us suppose you have taken 100 samples of size 49 each from normally distributed population. Compute standard deviation of sample means if population's variance is 16. Area to left of ‘z' is 0.9976.
Calculating the hydrogen ion concentration and ph : A 155 mL sample of rainwater is titrated using 0.0095 M NaOH solution. If 4.8 mL of the NaOH solution was required to reach the endpoint, what was the pH of the rainwater?
Airline industry and overweight baggage : Airlines must be careful about the total weight of baggage carried by a plane on a commercial flight. Passengers with items exceeding the maximum single-item weight (usually about 70 pounds) must pay a fee
Why might permanent errors be more likely then : Cells proofread and repair errors in the genetic information encoded in DNA. But lasting mistakes, or mutations, can happen. The most error-prone stage in DNA replication occurs after parent DNA strands have separated but before new complementar..
Calculating the amount of sugar : A large pond is 300m by 95m with an average depth of 2.5m. Assuming that the pond is saturated with oxygen, calculate the amount of sugar (C12H22O11) in kg that would be sufficient to completely consume the dissolved oxygen.
When does she hear the highest pitch : Luisa is swinging on a playground swing at school. A teacher facing her blows a whistle to let the children know recess is over. As Luisa swings, what does she hear? When does she hear the highest pitch?
Find percentage contribution to alkalinity from co3 : For a solution having .0025 equivalents/liter total alkalinity (contributions from HCO3-, CO3-- and OH- (hydroxide)) at [H+] = 4.69E-11, what is the percentage contribution to alkalinity from CO3--?
Brief statement of purpose of study : Write a brief statement of purpose of the study. Define the population. State the hypotheses for the study. Select an a value

Reviews

Write a Review

Biology Questions & Answers

  Low calorie sugar substitute

A corporation has invented a new low-calorie sugar substitute. They wish to determine if the substitute might be carcinogenic, so they use it in the Ames test with Salmonella his mutants.

  Structural and functional changes of ichemic stroke

Bone marrow contains at least three populations of stem cells. How do you isolate HSCs from human bone marrow separately from the other two then and discuss the structural and functional changes of Ichemic stroke.

  Ph optimum for an enzyme

A pH profile shows that the pH optimum for an enzyme is from pH5 to pH9. Assuming that the pKas for the side chains of the amino acids are unaltered from their normal values,

  About how many new mutations will occur

A cricket has a diploid genome of 1.2 billion base pairs. Assume that there are about 200,000 individuals in the population and that the mutation rate is one per 100 million base pairs. About how many new mutations will occur in each generation of..

  Find the energy necessary to make this storage product

Glycogen is a polymer, so it has more energy than an equivalent number of glucose molecules. How does the cell find the energy necessary to make this storage product?

  Volume of air passing in and out of the resting subject

Does the volume of air passing in and out of the resting subject's lungs each minute increase or reduce due to exercise? If so, was the change due to an increase in the rate of breathing,

  What are the genotypes and phenotypes of the children

two people with heterozygous type B blood marry and procreate. If they are also heterozygous for the Rh factor, what are the genotypes and phenotypes of the children they could have. prove with punnett square.

  Predict double helical structure

The nucleotide composition of a virus is 10 percent Adenine, 15  percent Thymine, 45 percent Cytosine, and 30% Guanine. Can you predict that the DNA has the double helical structure?

  Difference between a genotype and a phenotype

Consider the use of the Punnett square or your knowledge of meiosis. Explain how the evidence DNA profile and knowing the DNA profile of an offspring can lead to a parent as a suspect. Discuss difference between a genotype and a phenotype.

  Test tube with all other components for protein synthesis

Poly U, an artificial mRNA, was added to a test tube with all other components for protein synthesis ("Complete system"). Other test tubes differed from the complete system as indicated in the table.

  What proportion of the yellow progeny produced

When yellow mice are crossed with albinos, they produce F1 mice consisting of ½ albinos, ? yellow and 1/6 agouti. What are the possible genotypes of the parents.

  Compare and contrast aerobic and anaerobic respiration

Compare and contrast aerobic respiration, anaerobic respiration, and fermentation and how do antibiotics work? Why do they kill pathogens without harming us?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd