Why did the rna world hypothesis have to await

Assignment Help Biology
Reference no: EM13119129

Why did the "RNA World" hypothesis have to await the discovery of ribozymes in order to become a widely attractive scenario?

Reference no: EM13119129

Questions Cloud

Explain how far must the stone fall so that the pulley : the wire unwinds without stretching or slipping, causing the pulley to rotate. Explain how far must the stone fall so that the pulley has 2.70 J of kinetic energy?
Explain confidence that mean annual income is in range : She has 95% confidence that the mean annual income of the 2 million customers is between $70,000 and $85,000. Explain the meaning of the statement.
How many of the four species of bacteria : How many of the four species of bacteria were you lable to isolate on the streak plates? onn the lab excersie 7?
Illustrate what is the spring stiffness constant : After reaching his lowest point, he oscillates up and down, hitting a low point eight more times in 44.0. He finally comes to rest 22.0 below the level of the bridge. Illustrate what is the spring stiffness constant?
Why did the rna world hypothesis have to await : Why did the "RNA World" hypothesis have to await the discovery of ribozymes in order to become a widely attractive scenario?
Illustrate what diameter has the tip of the hour hand : What diameter has the tip of the minute hand with 100mil/hr tangential speed? Illustrate what diameter has the tip of the hour hand with 100mil/hr speed?
Two squares formula discussion question : Some people say that the Difference of Two Squares formula helps them to multiply large numbers without a calculator. How would you use this formula to multiply 201 by 199?
Find expected value - key informaiton : Expected Value : key informaiton, After careful testing and analysis, an oil company is considering drilling in two different sites. It is estimated that site A will net $20 million if successful (probability .4) and loose $3 million if not
What kind of mutation could have occurred : A DNA sequence produces a mutant protein in which several amino acids in the middle of the protein differ from the normal protein. What kind of mutation could have occurred?

Reviews

Write a Review

Biology Questions & Answers

  Describe the steps of the nitrogen cycle

Describe the steps of the nitrogen cycle. How is nitrogen lost from ecosystems? How is it replaced? Why does it need to be "fixed?"

  Find the base required to encode

It is determined that the human immune system synthesizes 10 8  – 10 10  antibodies. The portion of a typical active in binding antigen consists of two variable domains each containing one hundred amino acids.

  Find the percent of gametes produced by hybrid offspring

On an autosome, genes A and B are twenty map units apart. An AABB male mates with an aabb female. What % of the gametes produced by their hybrid offspring will be Ab?

  Formulate a hypothesis and explain

If you were to carry out temperature experiments at a higher or lower [S], what effect would [S] have on the temperature optimum for amylase? Explain.

  What are the expected phenotypic ratios for each sex

The parental cross in Drosophila is a mutant male fly (b/b . B/B) with a virgin wild-type female (+/+ . +/+) What are the expected phenotypic ratios for each sex AND the overall population of the F2 generation? There may not be 4 phenotypes for ea..

  What is this important dietary supplement

The parents of the neonate described above ask you about the risks for similar birth defects in their future offspring. You mention that supplementation of the martenal diet can reduce the incidence of neural tube defects. What is this important d..

  Citric acid cycle without oxygen

If oxygen is unavailable, what happens to the citric acid cycle and if necessary, during which stage(s) of cellular respiration is(are) carbon dioxide released?

  Calculate the total oxygen absorption

Earthworms are aerobic organisms that require oxygen to carry out cellular respiration in order to make ATP. They absorb oxygen from the surrounding soil across their moist skin, which means that the rate of oxygen absorption depends on their surf..

  Discuss the two main classes of t cells

Discuss the two main classes of T cells and explain how are they distinguished from each other. What are their most important functions.

  Find the genotypes and phenotypes of two generations

In Tomatoes, the allele for red fruit is dominant over the allele for yellow fruit. The allele for tall plants is dominant over the allele for short plants.

  Question related to population genetics

Assume if a man of blood group AB marries a woman of blood group A whose father was of blood group O, to what different blood groups can this man and woman expect their children to belong?

  What is the oxygen-hemoglobin saturation curve

Ralph is taking scuba diving classes, and is warned not to hold his breath as ascending from depth but to continuously release air from his mouth. What is the basis of this instruction and what is risk if it is ignored.

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