Define the term- life on earth, Biology

Assignment Help:

The article entitled "Life on Earth" is trying to make the point that RNA likely included before DNA. Forthis article which of the following is false?

A. Chains of RNA nucleotides can form spontaneously on mineral surfaces.

B. The polynucleotide RNA chains can create a duplex and is twisted into a double helix in a manner very similar to DNA

C. Certain RNA nucleotide chains can fold upon themselves and adopt conformations that permit for them to catalyze chemical reactions.

D. Short RNA molecules can self-replicate if given with a catalyst.

 


Related Discussions:- Define the term- life on earth

Excretory, what are the excretory organs protozoa

what are the excretory organs protozoa

Determine what the abnormal levels of afp signal, Determine what the abnorm...

Determine what the abnormal levels of AFP signal Abnormal levels of AFP may signal the following: Open neural tube Defect (ONTD) Down syndrome Other chromosoma1

What do you mean by varices, Q. What are varices? Why are they more common ...

Q. What are varices? Why are they more common in the inferior limbs? Varix means abnormal enlargement of veins and the Varices occur when excessive pressure against the normal

Explain about the reduction tests - carbohydrates, Explain about the Reduct...

Explain about the Reduction Tests - Carbohydrates? These are a group of tests answered by reducing sugars. Since we have already discussed  reducing sugars, you will be able to

Eugenics, Eugenics : This is the study of improvement of human races by app...

Eugenics : This is the study of improvement of human races by applying the genetic laws. In other words Eugenics is the bio-social movement & applied science that advocates the use

Enzymes, what happen to a denatured enzyme regarding its functionality? how...

what happen to a denatured enzyme regarding its functionality? how can that result be explained with the help of the lock and key model?

Does ph affect the enzyme activity, Does pH affect the enzyme activity? ...

Does pH affect the enzyme activity? The concentration of hydrogen ions in solution affects the enzyme activity. Every enzyme has maximal efficiency under an optimum pH. As p

Explain class angiospermae, Class angiospermae (Flowering plants) Flowers...

Class angiospermae (Flowering plants) Flowers are the reproductive structures. Ovules are protected within ovary, xylem vessels are present. After fertilisation the ovary develop

Under which forms is the trypanosoma cruzi found, Q. Under which forms is t...

Q. Under which forms is the Trypanosoma cruzi found in its hosts? In the definitive hosts also as in triatomine bugs (intermediate hosts) the protozoan that causes Chagas' dise

Write Your Message!

Captcha
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