What are pentoses, Biology

Assignment Help:

What are pentoses? What are the roles of pentoses in DNA and RNA molecules?

Pentoses are carbohydrates made of five carbons.

The DNA molecule is made of a sequence of molecules is known as nucleotides. Each nucleotide is formed by the association of one pentose called deoxyribose with a phosphoric acid and a nitrogen-containing base (A, T, C or G). RNA is also produced by a sequence of nucleotides. The RNA nucleotides are made by association of one ribose (a pentose) with one phosphoric acid and one nitrogen-containing base (A, U, C or G).

 


Related Discussions:- What are pentoses

Do platyhelminthes have an excretory system, Q. Cnidarians and Poriferans d...

Q. Cnidarians and Poriferans do not have excretory systems. Do platyhelminthes have an excretory system? Platyhelminthes have a primitive excretory system made of flame cells

Explain the interaction of vitamin a with vitamin e, Explain the Interactio...

Explain the Interaction of Vitamin A with Vitamin E? Of the various nutrients, the interaction of vitamin E, proteins, zinc and iron with vitamin A is of significance. Know? Le

Amino acid metabolism, All tissues have some capability for synthesis of th...

All tissues have some capability for synthesis of the non-essential amino acid remodeling, amino acids and conversion of non-amino acid carbon skeletons into amino acids and other

Skeletal system - hind arm or leg bones, HIND ARM OR LEG BONES - Each l...

HIND ARM OR LEG BONES - Each leg contain 30 bones as : femur in thigh, patella in knee, tibia & fibula in the lower leg, 7 tarsals in ankle, 5 metatorsles in the sole

Carbohydrates, Carbohydrates are the next important nutrients as they have ...

Carbohydrates are the next important nutrients as they have to perform a variety of functions such as: 1) Provide major source of energy 2) Breakdown of fatty acids and preve

How does the odor of flower petals help pollination, How does the odor of f...

How does the odor of flower petals help pollination? The purpose of the perfume is to attract a pollinator - insect, bat, bird or whatever. The reward for the pollinator is a m

Pollinia and massulae, Pollinia and Massulae In most cases the pollen ...

Pollinia and Massulae In most cases the pollen grains of each tetrad become separated from one another and they lie freely in the pollen sac. In some plants, mostly members of

What are some prophylactic measures for tapeworm infections, Q. What are so...

Q. What are some prophylactic measures for tapeworm infections? The major prophylactic measures against the taeniasis and the cysticercosis are not to ingest raw or badly cooke

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