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

Deficiency diseases-copper deficiency, Copper deficiency Copper deficie...

Copper deficiency Copper deficiency may be primary or secondary (conditional). Primary copper deficiency occurs due to its inadequate dietary intake; whereas secondary copper d

What is the still retorts, What is the Still Retorts? Still Retorts are...

What is the Still Retorts? Still Retorts are used in canning plants for heating foods in glass containers or different sizes of cans. These retorts are usually cylindrical in s

Describe sensory receptors, Q. Describe Sensory Receptors? Receptor org...

Q. Describe Sensory Receptors? Receptor organs can detect external or internal stimuli. They can be classified according to the stimulus to which they respond: • Photorecep

Explain the precautions for sub-culturing of a culture, Explain the Precaut...

Explain the Precautions for Sub-Culturing of a Culture 1. Sterilization of inoculating wire before and after the transfer is a must. Sterilized wire should not be kept on labor

Explain effect of temperature on the rate of enzyme action, (i) Name one fi...

(i) Name one fibrous and one globular protein. fibrous globular (ii) Outline the difference in structure between a fibrous  and a globular protein. ' shows the ef

How do cam plants vary from both c3 and c4 plants, How do CAM plants vary f...

How do CAM plants vary from both C 3 and C 4 plants? CAM plants open their stomata at night, while C 3 and C 4 plants open their stomata during the day.

Explain hepatitis a and b, Hepatitis A/B  A combination vaccine contain...

Hepatitis A/B  A combination vaccine containing the same antigenic components as  Engerix-B and pediatric  Havrix (Twinrix - GlaxoSmithKline) is available for patients >18 year

What is the process of breathing, What is the process of Breathing? Oxy...

What is the process of Breathing? Oxygen is supplied to the blood, and carbon dioxide is removed from the blood by the process known as breathing. Air is moved into an exchan

Interspecific competition and intraspecific competition, What is the distin...

What is the distinction between interspecific competition and intraspecific competition? Interspecific competition takes place among organisms of the similar species. Intras

Culture conditions, Culture Conditions The culture vessels placed in s...

Culture Conditions The culture vessels placed in suitable trays or racks, are stored on the shelves in a hygienically maintained culture room, under controlled conditions of l

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