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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.
Role of Nerves - Regeneration It has been seen that soon after amputation nerves invade the regeneration blastema. If the stump is denervated by cutting the nerves supplying
1. A pure-breeding black, smooth guinea pig was mated to a pure-breeding white, rough female. They produced several litters, and eventually, five males and twenty females resulted
Q. What are the main divisions of white light according to the electromagnetic spectrum? Which are the two mainly efficient colors for photosynthesis? The color divisions of th
Acute Bronchitis: Acute bronchitis is inflammation of one or more bronchi and occurs specifically in children younger than four year?. It is usually associated with previ
Explain theTechnique of total anomalous Surgery ? Corrective surgery is undertaken as an emergency procedure after diagnosis has been confirmed by two-dimensional echocardiogra
According to the function of the transmitted neural impulse which are the types of neurons? How different are the concepts of afference and efference of the neural impulse transmis
Rejection Reaction For rejection reaction the physiological and biochemical processes are set in the pistil by the recognition reaction specific to the type of pollen that lan
Stages of Research Process: Planning Stage The planning stage of research process includes a series of interdependent steps consisting of 1) conceptualizatioq of the r
How old is the earth? It is believed that the earth is about 4.5 billion years old.
What is Nervous System? The nervous system is made up of associations of cells called neurons. Bundles of neurons are called nerves. The nervous system is divided into two part
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